15604000034 has 32 divisors (see below), whose sum is σ = 27097804800. Its totient is φ = 6600944448.

The previous prime is 15604000031. The next prime is 15604000037. The reversal of 15604000034 is 43000040651.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (15604000031) and next prime (15604000037).

It is a super-2 number, since 2×15604000034² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 15603999973 and 15604000009.

It is not an unprimeable number, because it can be changed into a prime (15604000031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327992 + ... + 372540.

It is an arithmetic number, because the mean of its divisors is an integer number (846806400).

Almost surely, 2^15604000034 is an apocalyptic number.

15604000034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

15604000034 is a deficient number, since it is larger than the sum of its proper divisors (11493804766).

15604000034 is a wasteful number, since it uses less digits than its factorization.

15604000034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44882.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 15604000034 its reverse (43000040651), we get a palindrome (58604040685).

The spelling of 15604000034 in words is "fifteen billion, six hundred four million, thirty-four", and thus it is an aban number.