40651675512 has 64 divisors (see below), whose sum is σ = 116169361920. Its totient is φ = 11612592768.

The previous prime is 40651675489. The next prime is 40651675523. The reversal of 40651675512 is 21557615604.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 1021573 + ... + 1060619.

It is an arithmetic number, because the mean of its divisors is an integer number (1815146280).

Almost surely, 2^40651675512 is an apocalyptic number.

40651675512 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40651675512 is an abundant number, since it is smaller than the sum of its proper divisors (75517686408).

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

40651675512 is a wasteful number, since it uses less digits than its factorization.

40651675512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45260 (or 45256 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 42.

The spelling of 40651675512 in words is "forty billion, six hundred fifty-one million, six hundred seventy-five thousand, five hundred twelve".