523040011775655 has 128 divisors (see below), whose sum is σ = 1000238974479360. Its totient is φ = 230507737743360.

The previous prime is 523040011775627. The next prime is 523040011775681. The reversal of 523040011775655 is 556577110040325.

It is not a de Polignac number, because 523040011775655 - 2¹⁴ = 523040011759271 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 523040011775598 and 523040011775607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13627302 + ... + 35096771.

It is an arithmetic number, because the mean of its divisors is an integer number (7814366988120).

Almost surely, 2^{523040011775655} is an apocalyptic number.

523040011775655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

523040011775655 is a deficient number, since it is larger than the sum of its proper divisors (477198962703705).

523040011775655 is a wasteful number, since it uses less digits than its factorization.

523040011775655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48724241.

The product of its (nonzero) digits is 4410000, while the sum is 51.

The spelling of 523040011775655 in words is "five hundred twenty-three trillion, forty billion, eleven million, seven hundred seventy-five thousand, six hundred fifty-five".