71507567051 has 2 divisors, whose sum is σ = 71507567052. Its totient is φ = 71507567050.

The previous prime is 71507567003. The next prime is 71507567063. The reversal of 71507567051 is 15076570517.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71507567051 - 2¹⁸ = 71507304907 is a prime.

It is a super-2 number, since 2×71507567051² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 71507566993 and 71507567011.

It is not a weakly prime, because it can be changed into another prime (71507560051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35753783525 + 35753783526.

It is an arithmetic number, because the mean of its divisors is an integer number (35753783526).

Almost surely, 2^71507567051 is an apocalyptic number.

71507567051 is a deficient number, since it is larger than the sum of its proper divisors (1).

71507567051 is an equidigital number, since it uses as much as digits as its factorization.

71507567051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 257250, while the sum is 44.

The spelling of 71507567051 in words is "seventy-one billion, five hundred seven million, five hundred sixty-seven thousand, fifty-one".