40171515155016 has 32 divisors (see below), whose sum is σ = 114775757586240. Its totient is φ = 11477575758528.

The previous prime is 40171515155003. The next prime is 40171515155041. The reversal of 40171515155016 is 61055151517104.

It is a super-2 number, since 2×40171515155016² (a number of 28 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119558080651 + ... + 119558080986.

It is an arithmetic number, because the mean of its divisors is an integer number (3586742424570).

Almost surely, 2^{40171515155016} is an apocalyptic number.

It is an amenable number.

40171515155016 is an abundant number, since it is smaller than the sum of its proper divisors (74604242431224).

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

40171515155016 is a wasteful number, since it uses less digits than its factorization.

40171515155016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239116161653 (or 239116161649 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 42.

The spelling of 40171515155016 in words is "forty trillion, one hundred seventy-one billion, five hundred fifteen million, one hundred fifty-five thousand, sixteen".