52695540251 has 2 divisors, whose sum is σ = 52695540252. Its totient is φ = 52695540250.

The previous prime is 52695540221. The next prime is 52695540259. The reversal of 52695540251 is 15204559625.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52695540251 is a prime.

It is a super-2 number, since 2×52695540251² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52695540259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26347770125 + 26347770126.

It is an arithmetic number, because the mean of its divisors is an integer number (26347770126).

Almost surely, 2^52695540251 is an apocalyptic number.

52695540251 is a deficient number, since it is larger than the sum of its proper divisors (1).

52695540251 is an equidigital number, since it uses as much as digits as its factorization.

52695540251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540000, while the sum is 44.

The spelling of 52695540251 in words is "fifty-two billion, six hundred ninety-five million, five hundred forty thousand, two hundred fifty-one".