60666415501 has 4 divisors (see below), whose sum is σ = 60677847900. Its totient is φ = 60654983104.

The previous prime is 60666415493. The next prime is 60666415571. The reversal of 60666415501 is 10551466606.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1125535401 + 59540880100 = 33549^2 + 244010^2 .

It is a cyclic number.

It is not a de Polignac number, because 60666415501 - 2³ = 60666415493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60666415571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5708236 + ... + 5718853.

It is an arithmetic number, because the mean of its divisors is an integer number (15169461975).

Almost surely, 2^60666415501 is an apocalyptic number.

It is an amenable number.

60666415501 is a deficient number, since it is larger than the sum of its proper divisors (11432399).

60666415501 is a wasteful number, since it uses less digits than its factorization.

60666415501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11432398.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 60666415501 in words is "sixty billion, six hundred sixty-six million, four hundred fifteen thousand, five hundred one".