15420456600 has 96 divisors (see below), whose sum is σ = 47827653120. Its totient is φ = 4110037120.

The previous prime is 15420456599. The next prime is 15420456617. The reversal of 15420456600 is 665402451.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1448497 + ... + 1459103.

It is an arithmetic number, because the mean of its divisors is an integer number (498204720).

Almost surely, 2^15420456600 is an apocalyptic number.

15420456600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15420456600 is an abundant number, since it is smaller than the sum of its proper divisors (32407196520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15420456600 is a wasteful number, since it uses less digits than its factorization.

15420456600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13049 (or 13040 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 15420456600 in words is "fifteen billion, four hundred twenty million, four hundred fifty-six thousand, six hundred".