15435064012 has 6 divisors (see below), whose sum is σ = 27011362028. Its totient is φ = 7717532004.

The previous prime is 15435063989. The next prime is 15435064013. The reversal of 15435064012 is 21046053451.

It is a happy number.

It is a super-2 number, since 2×15435064012² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15435064013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1929382998 + ... + 1929383005.

Almost surely, 2^15435064012 is an apocalyptic number.

It is an amenable number.

15435064012 is a deficient number, since it is larger than the sum of its proper divisors (11576298016).

15435064012 is a wasteful number, since it uses less digits than its factorization.

15435064012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3858766007 (or 3858766005 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 15435064012 in words is "fifteen billion, four hundred thirty-five million, sixty-four thousand, twelve".