2551000523 has 8 divisors (see below), whose sum is σ = 2595240000. Its totient is φ = 2506794568.

The previous prime is 2551000513. The next prime is 2551000547. The reversal of 2551000523 is 3250001552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2551000523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2551000513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182228 + ... + 195726.

It is an arithmetic number, because the mean of its divisors is an integer number (324405000).

Almost surely, 2^2551000523 is an apocalyptic number.

2551000523 is a deficient number, since it is larger than the sum of its proper divisors (44239477).

2551000523 is a wasteful number, since it uses less digits than its factorization.

2551000523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16761.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 2551000523 is about 50507.4303741539. The cubic root of 2551000523 is about 1366.3758659549.

The spelling of 2551000523 in words is "two billion, five hundred fifty-one million, five hundred twenty-three", and thus it is an aban number.