2457640469164 has 6 divisors (see below), whose sum is σ = 4300870821044. Its totient is φ = 1228820234580.

The previous prime is 2457640469129. The next prime is 2457640469173. The reversal of 2457640469164 is 4619640467542.

It is a junction number, because it is equal to n+sod(n) for n = 2457640469099 and 2457640469108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307205058642 + ... + 307205058649.

Almost surely, 2^{2457640469164} is an apocalyptic number.

It is an amenable number.

2457640469164 is a deficient number, since it is larger than the sum of its proper divisors (1843230351880).

2457640469164 is a wasteful number, since it uses less digits than its factorization.

2457640469164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614410117295 (or 614410117293 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 58.

The spelling of 2457640469164 in words is "two trillion, four hundred fifty-seven billion, six hundred forty million, four hundred sixty-nine thousand, one hundred sixty-four".