15928435340 has 48 divisors (see below), whose sum is σ = 33782881440. Its totient is φ = 6308167680.

The previous prime is 15928435337. The next prime is 15928435363. The reversal of 15928435340 is 4353482951.

It is a junction number, because it is equal to n+sod(n) for n = 15928435291 and 15928435300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1029260 + ... + 1044620.

It is an arithmetic number, because the mean of its divisors is an integer number (703810030).

Almost surely, 2^15928435340 is an apocalyptic number.

15928435340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15928435340 is an abundant number, since it is smaller than the sum of its proper divisors (17854446100).

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

15928435340 is a wasteful number, since it uses less digits than its factorization.

15928435340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15882 (or 15880 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 15928435340 in words is "fifteen billion, nine hundred twenty-eight million, four hundred thirty-five thousand, three hundred forty".