6402385088474 has 4 divisors (see below), whose sum is σ = 9603577632714. Its totient is φ = 3201192544236.

The previous prime is 6402385088431. The next prime is 6402385088497. The reversal of 6402385088474 is 4748805832046.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6081683735449 + 320701353025 = 2466107^2 + 566305^2 .

It is a super-2 number, since 2×6402385088474² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600596272117 + ... + 1600596272120.

Almost surely, 2^{6402385088474} is an apocalyptic number.

6402385088474 is a deficient number, since it is larger than the sum of its proper divisors (3201192544240).

6402385088474 is a wasteful number, since it uses less digits than its factorization.

6402385088474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201192544239.

The product of its (nonzero) digits is 41287680, while the sum is 59.

The spelling of 6402385088474 in words is "six trillion, four hundred two billion, three hundred eighty-five million, eighty-eight thousand, four hundred seventy-four".