25479076612 has 48 divisors (see below), whose sum is σ = 48922493760. Its totient is φ = 11514787200.

The previous prime is 25479076573. The next prime is 25479076619. The reversal of 25479076612 is 21667097452.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25479076619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5869939 + ... + 5874277.

It is an arithmetic number, because the mean of its divisors is an integer number (1019218620).

Almost surely, 2^25479076612 is an apocalyptic number.

25479076612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25479076612 is a deficient number, since it is larger than the sum of its proper divisors (23443417148).

25479076612 is a wasteful number, since it uses less digits than its factorization.

25479076612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5092 (or 5090 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 25479076612 in words is "twenty-five billion, four hundred seventy-nine million, seventy-six thousand, six hundred twelve".