40256306002 has 32 divisors (see below), whose sum is σ = 70414614144. Its totient is φ = 17075836800.

The previous prime is 40256305997. The next prime is 40256306021. The reversal of 40256306002 is 20060365204.

It is a happy number.

It is a super-2 number, since 2×40256306002² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 949473 + ... + 990964.

It is an arithmetic number, because the mean of its divisors is an integer number (2200456692).

Almost surely, 2^40256306002 is an apocalyptic number.

40256306002 is a deficient number, since it is larger than the sum of its proper divisors (30158308142).

40256306002 is a wasteful number, since it uses less digits than its factorization.

40256306002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940514.

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 40256306002 in words is "forty billion, two hundred fifty-six million, three hundred six thousand, two".