6400061955574 has 8 divisors (see below), whose sum is σ = 10971534781008. Its totient is φ = 2742883695240.

The previous prime is 6400061955563. The next prime is 6400061955587. The reversal of 6400061955574 is 4755591600046.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228573641257 + ... + 228573641284.

It is an arithmetic number, because the mean of its divisors is an integer number (1371441847626).

Almost surely, 2^{6400061955574} is an apocalyptic number.

6400061955574 is a deficient number, since it is larger than the sum of its proper divisors (4571472825434).

6400061955574 is a wasteful number, since it uses less digits than its factorization.

6400061955574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457147282550.

The product of its (nonzero) digits is 4536000, while the sum is 52.

The spelling of 6400061955574 in words is "six trillion, four hundred billion, sixty-one million, nine hundred fifty-five thousand, five hundred seventy-four".