2523045411531 has 16 divisors (see below), whose sum is σ = 3737930560000. Its totient is φ = 1681991796744.

The previous prime is 2523045411527. The next prime is 2523045411563. The reversal of 2523045411531 is 1351145403252.

2523045411531 is a `hidden beast` number, since 2 + 5 + 230 + 4 + 5 + 411 + 5 + 3 + 1 = 666.

It is not a de Polignac number, because 2523045411531 - 2² = 2523045411527 is a prime.

It is a super-2 number, since 2×2523045411531² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2523045411331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158970 + ... + 2251968.

It is an arithmetic number, because the mean of its divisors is an integer number (233620660000).

Almost surely, 2^{2523045411531} is an apocalyptic number.

2523045411531 is a deficient number, since it is larger than the sum of its proper divisors (1214885148469).

2523045411531 is a wasteful number, since it uses less digits than its factorization.

2523045411531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2137655 (or 2137649 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 2523045411531 in words is "two trillion, five hundred twenty-three billion, forty-five million, four hundred eleven thousand, five hundred thirty-one".