9429100227856 has 45 divisors (see below), whose sum is σ = 19098287842501. Its totient is φ = 4509434564096.

The previous prime is 9429100227839. The next prime is 9429100227889. The reversal of 9429100227856 is 6587220019249.

It is a happy number.

The square root of 9429100227856 is 3070684.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6911115210000 + 2517985017856 = 2628900^2 + 1586816^2 .

It is a super-2 number, since 2×9429100227856² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9429100227797 and 9429100227806.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 282486240 + ... + 282519616.

Almost surely, 2^{9429100227856} is an apocalyptic number.

9429100227856 is the 3070684-th square number.

It is an amenable number.

9429100227856 is an abundant number, since it is smaller than the sum of its proper divisors (9669187614645).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9429100227856 is an frugal number, since it uses more digits than its factorization.

9429100227856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66808 (or 33402 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 9429100227856 in words is "nine trillion, four hundred twenty-nine billion, one hundred million, two hundred twenty-seven thousand, eight hundred fifty-six".