53256342051 has 64 divisors (see below), whose sum is σ = 91218216960. Its totient is φ = 30349831680.

The previous prime is 53256342001. The next prime is 53256342091. The reversal of 53256342051 is 15024365235.

53256342051 is a `hidden beast` number, since 5 + 3 + 2 + 563 + 42 + 0 + 51 = 666.

It is not a de Polignac number, because 53256342051 - 2¹¹ = 53256340003 is a prime.

It is a super-2 number, since 2×53256342051² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53256341997 and 53256342015.

It is not an unprimeable number, because it can be changed into a prime (53256342001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6241350 + ... + 6249876.

It is an arithmetic number, because the mean of its divisors is an integer number (1425284640).

Almost surely, 2^53256342051 is an apocalyptic number.

53256342051 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

53256342051 is a deficient number, since it is larger than the sum of its proper divisors (37961874909).

53256342051 is a wasteful number, since it uses less digits than its factorization.

53256342051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9801 (or 9795 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 53256342051 in words is "fifty-three billion, two hundred fifty-six million, three hundred forty-two thousand, fifty-one".