40156610612 has 24 divisors (see below), whose sum is σ = 71442531552. Its totient is φ = 19744610400.

The previous prime is 40156610609. The next prime is 40156610623. The reversal of 40156610612 is 21601665104.

It is a super-2 number, since 2×40156610612² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1206263 + ... + 1239105.

It is an arithmetic number, because the mean of its divisors is an integer number (2976772148).

Almost surely, 2^40156610612 is an apocalyptic number.

It is an amenable number.

40156610612 is a deficient number, since it is larger than the sum of its proper divisors (31285920940).

40156610612 is a wasteful number, since it uses less digits than its factorization.

40156610612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37919 (or 37917 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 40156610612 in words is "forty billion, one hundred fifty-six million, six hundred ten thousand, six hundred twelve".