47464088918478 has 16 divisors (see below), whose sum is σ = 94929986244096. Its totient is φ = 15821061571640.

The previous prime is 47464088918453. The next prime is 47464088918497. The reversal of 47464088918478 is 87481988046474.

It is a happy number.

It is a super-2 number, since 2×47464088918478² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 75008976 + ... + 75639107.

It is an arithmetic number, because the mean of its divisors is an integer number (5933124140256).

Almost surely, 2^{47464088918478} is an apocalyptic number.

47464088918478 is an abundant number, since it is smaller than the sum of its proper divisors (47465897325618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47464088918478 is a wasteful number, since it uses less digits than its factorization.

47464088918478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150700599.

The product of its (nonzero) digits is 2774532096, while the sum is 78.

The spelling of 47464088918478 in words is "forty-seven trillion, four hundred sixty-four billion, eighty-eight million, nine hundred eighteen thousand, four hundred seventy-eight".