40303872030 has 32 divisors (see below), whose sum is σ = 96735544704. Its totient is φ = 10747004576.

The previous prime is 40303872001. The next prime is 40303872041. The reversal of 40303872030 is 3027830304.

It is a super-2 number, since 2×40303872030² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 571069 + ... + 637751.

It is an arithmetic number, because the mean of its divisors is an integer number (3022985772).

Almost surely, 2^40303872030 is an apocalyptic number.

40303872030 is an abundant number, since it is smaller than the sum of its proper divisors (56431672674).

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

40303872030 is a wasteful number, since it uses less digits than its factorization.

40303872030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86840.

The product of its (nonzero) digits is 12096, while the sum is 30.

The spelling of 40303872030 in words is "forty billion, three hundred three million, eight hundred seventy-two thousand, thirty".