40415520453 has 32 divisors (see below), whose sum is σ = 67245576192. Its totient is φ = 20975908800.

The previous prime is 40415520427. The next prime is 40415520487. The reversal of 40415520453 is 35402551404.

It is not a de Polignac number, because 40415520453 - 2²² = 40411326149 is a prime.

It is a super-2 number, since 2×40415520453² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40415520253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175483 + ... + 334103.

It is an arithmetic number, because the mean of its divisors is an integer number (2101424256).

Almost surely, 2^40415520453 is an apocalyptic number.

It is an amenable number.

40415520453 is a deficient number, since it is larger than the sum of its proper divisors (26830055739).

40415520453 is a wasteful number, since it uses less digits than its factorization.

40415520453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159745.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 40415520453 in words is "forty billion, four hundred fifteen million, five hundred twenty thousand, four hundred fifty-three".