6458774552 has 8 divisors (see below), whose sum is σ = 12110202300. Its totient is φ = 3229387272.

The previous prime is 6458774551. The next prime is 6458774579. The reversal of 6458774552 is 2554778546.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 6458774494 and 6458774503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6458774551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403673402 + ... + 403673417.

Almost surely, 2^6458774552 is an apocalyptic number.

It is an amenable number.

6458774552 is a deficient number, since it is larger than the sum of its proper divisors (5651427748).

6458774552 is a wasteful number, since it uses less digits than its factorization.

6458774552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807346825 (or 807346821 counting only the distinct ones).

The product of its digits is 9408000, while the sum is 53.

The square root of 6458774552 is about 80366.5014293891. The cubic root of 6458774552 is about 1862.3017090340.

The spelling of 6458774552 in words is "six billion, four hundred fifty-eight million, seven hundred seventy-four thousand, five hundred fifty-two".