245402708057 has 16 divisors (see below), whose sum is σ = 290284498560. Its totient is φ = 205272600192.

The previous prime is 245402708027. The next prime is 245402708093. The reversal of 245402708057 is 750807204542.

It is a cyclic number.

It is not a de Polignac number, because 245402708057 - 2¹⁸ = 245402445913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245402707999 and 245402708017.

It is not an unprimeable number, because it can be changed into a prime (245402708017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21592868 + ... + 21604229.

It is an arithmetic number, because the mean of its divisors is an integer number (18142781160).

Almost surely, 2^245402708057 is an apocalyptic number.

It is an amenable number.

245402708057 is a deficient number, since it is larger than the sum of its proper divisors (44881790503).

245402708057 is a wasteful number, since it uses less digits than its factorization.

245402708057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43197152.

The product of its (nonzero) digits is 627200, while the sum is 44.

The spelling of 245402708057 in words is "two hundred forty-five billion, four hundred two million, seven hundred eight thousand, fifty-seven".