28460520418 has 16 divisors (see below), whose sum is σ = 47361114720. Its totient is φ = 12717335200.

The previous prime is 28460520409. The next prime is 28460520427. The reversal of 28460520418 is 81402506482.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (28460520409) and next prime (28460520427).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10961923 + ... + 10964518.

It is an arithmetic number, because the mean of its divisors is an integer number (2960069670).

Almost surely, 2^28460520418 is an apocalyptic number.

28460520418 is a deficient number, since it is larger than the sum of its proper divisors (18900594302).

28460520418 is a wasteful number, since it uses less digits than its factorization.

28460520418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21926513.

The product of its (nonzero) digits is 122880, while the sum is 40.

The spelling of 28460520418 in words is "twenty-eight billion, four hundred sixty million, five hundred twenty thousand, four hundred eighteen".