40253747541615 has 48 divisors (see below), whose sum is σ = 70960087635840. Its totient is φ = 21103501997760.

The previous prime is 40253747541533. The next prime is 40253747541643. The reversal of 40253747541615 is 51614574735204.

40253747541615 is a `hidden beast` number, since 4 + 0 + 2 + 5 + 3 + 7 + 475 + 4 + 161 + 5 = 666.

It is not a de Polignac number, because 40253747541615 - 2¹⁵ = 40253747508847 is a prime.

It is a super-2 number, since 2×40253747541615² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43860424 + ... + 44768786.

It is an arithmetic number, because the mean of its divisors is an integer number (1478335159080).

Almost surely, 2^{40253747541615} is an apocalyptic number.

40253747541615 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40253747541615 is a deficient number, since it is larger than the sum of its proper divisors (30706340094225).

40253747541615 is a wasteful number, since it uses less digits than its factorization.

40253747541615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925124 (or 925121 counting only the distinct ones).

The product of its (nonzero) digits is 14112000, while the sum is 54.

The spelling of 40253747541615 in words is "forty trillion, two hundred fifty-three billion, seven hundred forty-seven million, five hundred forty-one thousand, six hundred fifteen".