40574465415 has 24 divisors (see below), whose sum is σ = 76722626448. Its totient is φ = 19672467840.

The previous prime is 40574465411. The next prime is 40574465441. The reversal of 40574465415 is 51456447504.

40574465415 is a `hidden beast` number, since 4 + 0 + 574 + 4 + 65 + 4 + 15 = 666.

It is not a de Polignac number, because 40574465415 - 2² = 40574465411 is a prime.

It is a super-2 number, since 2×40574465415² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40574465411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40983814 + ... + 40984803.

It is an arithmetic number, because the mean of its divisors is an integer number (3196776102).

Almost surely, 2^40574465415 is an apocalyptic number.

40574465415 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40574465415 is a deficient number, since it is larger than the sum of its proper divisors (36148161033).

40574465415 is a wasteful number, since it uses less digits than its factorization.

40574465415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81968639 (or 81968636 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 45.

The spelling of 40574465415 in words is "forty billion, five hundred seventy-four million, four hundred sixty-five thousand, four hundred fifteen".