2047547766464 has 56 divisors (see below), whose sum is σ = 4072853564208. Its totient is φ = 1021318108160.

The previous prime is 2047547766449. The next prime is 2047547766479. The reversal of 2047547766464 is 4646677457402.

It is an interprime number because it is at equal distance from previous prime (2047547766449) and next prime (2047547766479).

It is a junction number, because it is equal to n+sod(n) for n = 2047547766397 and 2047547766406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171581042 + ... + 171592974.

Almost surely, 2^{2047547766464} is an apocalyptic number.

It is an amenable number.

2047547766464 is a deficient number, since it is larger than the sum of its proper divisors (2025305797744).

2047547766464 is a wasteful number, since it uses less digits than its factorization.

2047547766464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18153 (or 18143 counting only the distinct ones).

The product of its (nonzero) digits is 189665280, while the sum is 62.

The spelling of 2047547766464 in words is "two trillion, forty-seven billion, five hundred forty-seven million, seven hundred sixty-six thousand, four hundred sixty-four".