6253906628 has 12 divisors (see below), whose sum is σ = 11211271932. Its totient is φ = 3050686080.

The previous prime is 6253906597. The next prime is 6253906657. The reversal of 6253906628 is 8266093526.

It can be written as a sum of positive squares in 2 ways, for example, as 1898170624 + 4355736004 = 43568^2 + 65998^2 .

It is a super-2 number, since 2×6253906628² = 78222696223484660768, which contains 22 as substring.

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, 19066625 + ... + 19066952.

It is an arithmetic number, because the mean of its divisors is an integer number (934272661).

Almost surely, 2^6253906628 is an apocalyptic number.

It is an amenable number.

6253906628 is a deficient number, since it is larger than the sum of its proper divisors (4957365304).

6253906628 is a wasteful number, since it uses less digits than its factorization.

6253906628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38133622 (or 38133620 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 47.

The square root of 6253906628 is about 79081.6453293683. The cubic root of 6253906628 is about 1842.3994598000.

The spelling of 6253906628 in words is "six billion, two hundred fifty-three million, nine hundred six thousand, six hundred twenty-eight".