10254578956 has 6 divisors (see below), whose sum is σ = 17945513180. Its totient is φ = 5127289476.

The previous prime is 10254578951. The next prime is 10254579067. The reversal of 10254578956 is 65987545201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10254578951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1281822366 + ... + 1281822373.

Almost surely, 2^10254578956 is an apocalyptic number.

It is an amenable number.

10254578956 is a deficient number, since it is larger than the sum of its proper divisors (7690934224).

10254578956 is a wasteful number, since it uses less digits than its factorization.

10254578956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563644743 (or 2563644741 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 52.

The spelling of 10254578956 in words is "ten billion, two hundred fifty-four million, five hundred seventy-eight thousand, nine hundred fifty-six".