2657712055945 has 16 divisors (see below), whose sum is σ = 3308127622272. Its totient is φ = 2048275555200.

The previous prime is 2657712055939. The next prime is 2657712055951. The reversal of 2657712055945 is 5495502177562.

It is an interprime number because it is at equal distance from previous prime (2657712055939) and next prime (2657712055951).

It is not a de Polignac number, because 2657712055945 - 2⁹ = 2657712055433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2657712055945.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84651781 + ... + 84683170.

It is an arithmetic number, because the mean of its divisors is an integer number (206757976392).

Almost surely, 2^{2657712055945} is an apocalyptic number.

It is an amenable number.

2657712055945 is a deficient number, since it is larger than the sum of its proper divisors (650415566327).

2657712055945 is a wasteful number, since it uses less digits than its factorization.

2657712055945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169335072.

The product of its (nonzero) digits is 26460000, while the sum is 58.

The spelling of 2657712055945 in words is "two trillion, six hundred fifty-seven billion, seven hundred twelve million, fifty-five thousand, nine hundred forty-five".