156045440304 has 160 divisors (see below), whose sum is σ = 493581186560. Its totient is φ = 46897304832.

The previous prime is 156045440281. The next prime is 156045440357. The reversal of 156045440304 is 403044540651.

156045440304 is a `hidden beast` number, since 1 + 5 + 604 + 5 + 4 + 40 + 3 + 0 + 4 = 666.

It is a super-2 number, since 2×156045440304² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81604 + ... + 564579.

It is an arithmetic number, because the mean of its divisors is an integer number (3084882416).

Almost surely, 2^156045440304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156045440304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246790593280).

156045440304 is an abundant number, since it is smaller than the sum of its proper divisors (337535746256).

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

156045440304 is a wasteful number, since it uses less digits than its factorization.

156045440304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646256 (or 646244 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 156045440304 its reverse (403044540651), we get a palindrome (559089980955).

The spelling of 156045440304 in words is "one hundred fifty-six billion, forty-five million, four hundred forty thousand, three hundred four".