2523617426551 has 8 divisors (see below), whose sum is σ = 2718464508144. Its totient is φ = 2328873582720.

The previous prime is 2523617426543. The next prime is 2523617426567. The reversal of 2523617426551 is 1556247163252.

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

It is a cyclic number.

It is not a de Polignac number, because 2523617426551 - 2³ = 2523617426543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2523617426495 and 2523617426504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523617426531) 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, 25758661 + ... + 25856446.

It is an arithmetic number, because the mean of its divisors is an integer number (339808063518).

Almost surely, 2^{2523617426551} is an apocalyptic number.

2523617426551 is a deficient number, since it is larger than the sum of its proper divisors (194847081593).

2523617426551 is a wasteful number, since it uses less digits than its factorization.

2523617426551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51618881.

The product of its digits is 3024000, while the sum is 49.

The spelling of 2523617426551 in words is "two trillion, five hundred twenty-three billion, six hundred seventeen million, four hundred twenty-six thousand, five hundred fifty-one".