6407796554 has 8 divisors (see below), whose sum is σ = 9676203300. Its totient is φ = 3182395456.

The previous prime is 6407796541. The next prime is 6407796581. The reversal of 6407796554 is 4556977046.

It can be written as a sum of positive squares in 2 ways, for example, as 6402400225 + 5396329 = 80015^2 + 2323^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 6407796496 and 6407796505.

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, 10751039 + ... + 10751634.

Almost surely, 2^6407796554 is an apocalyptic number.

6407796554 is a deficient number, since it is larger than the sum of its proper divisors (3268406746).

6407796554 is a wasteful number, since it uses less digits than its factorization.

6407796554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21502824.

The product of its (nonzero) digits is 6350400, while the sum is 53.

The square root of 6407796554 is about 80048.7136311384. The cubic root of 6407796554 is about 1857.3891524635.

The spelling of 6407796554 in words is "six billion, four hundred seven million, seven hundred ninety-six thousand, five hundred fifty-four".