40253151563156 has 18 divisors (see below), whose sum is σ = 81943915682538. Its totient is φ = 17251350669840.

The previous prime is 40253151563143. The next prime is 40253151563197. The reversal of 40253151563156 is 65136515135204.

It can be written as a sum of positive squares in only one way, i.e., 24502302000400 + 15750849562756 = 4949980^2 + 3968734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40253151563156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102686610935 + ... + 102686611326.

It is an arithmetic number, because the mean of its divisors is an integer number (4552439760141).

Almost surely, 2^{40253151563156} is an apocalyptic number.

It is an amenable number.

40253151563156 is an abundant number, since it is smaller than the sum of its proper divisors (41690764119382).

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

40253151563156 is a wasteful number, since it uses less digits than its factorization.

40253151563156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205373222279 (or 205373222270 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 40253151563156 in words is "forty trillion, two hundred fifty-three billion, one hundred fifty-one million, five hundred sixty-three thousand, one hundred fifty-six".