6402070977 has 8 divisors (see below), whose sum is σ = 8537612160. Its totient is φ = 4267288560.

The previous prime is 6402070951. The next prime is 6402070981. The reversal of 6402070977 is 7790702046.

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

It is not a de Polignac number, because 6402070977 - 2³² = 2107103681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6402070277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169702 + ... + 203967.

It is an arithmetic number, because the mean of its divisors is an integer number (1067201520).

Almost surely, 2^6402070977 is an apocalyptic number.

It is an amenable number.

6402070977 is a deficient number, since it is larger than the sum of its proper divisors (2135541183).

6402070977 is a wasteful number, since it uses less digits than its factorization.

6402070977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379383.

The product of its (nonzero) digits is 148176, while the sum is 42.

The square root of 6402070977 is about 80012.9425593135. The cubic root of 6402070977 is about 1856.8357748421.

The spelling of 6402070977 in words is "six billion, four hundred two million, seventy thousand, nine hundred seventy-seven".