2545733157074 has 16 divisors (see below), whose sum is σ = 3837355530840. Its totient is φ = 1266621390720.

The previous prime is 2545733157073. The next prime is 2545733157089. The reversal of 2545733157074 is 4707513375452.

It can be written as a sum of positive squares in 4 ways, for example, as 1715824911025 + 829908246049 = 1309895^2 + 910993^2 .

It is not an unprimeable number, because it can be changed into a prime (2545733157073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929669 + ... + 2440440.

Almost surely, 2^{2545733157074} is an apocalyptic number.

2545733157074 is a deficient number, since it is larger than the sum of its proper divisors (1291622373766).

2545733157074 is a wasteful number, since it uses less digits than its factorization.

2545733157074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371965.

The product of its (nonzero) digits is 12348000, while the sum is 53.

The spelling of 2545733157074 in words is "two trillion, five hundred forty-five billion, seven hundred thirty-three million, one hundred fifty-seven thousand, seventy-four".