54999975707 has 2 divisors, whose sum is σ = 54999975708. Its totient is φ = 54999975706.

The previous prime is 54999975691. The next prime is 54999975727. The reversal of 54999975707 is 70757999945.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54999975707 - 2⁴ = 54999975691 is a prime.

It is not a weakly prime, because it can be changed into another prime (54999975727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27499987853 + 27499987854.

It is an arithmetic number, because the mean of its divisors is an integer number (27499987854).

Almost surely, 2^54999975707 is an apocalyptic number.

54999975707 is a deficient number, since it is larger than the sum of its proper divisors (1).

54999975707 is an equidigital number, since it uses as much as digits as its factorization.

54999975707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225042300, while the sum is 71.

The spelling of 54999975707 in words is "fifty-four billion, nine hundred ninety-nine million, nine hundred seventy-five thousand, seven hundred seven".