15044265140 has 48 divisors (see below), whose sum is σ = 31828712832. Its totient is φ = 5972908416.

The previous prime is 15044265139. The next prime is 15044265161. The reversal of 15044265140 is 4156244051.

It is a junction number, because it is equal to n+sod(n) for n = 15044265097 and 15044265106.

It is a congruent number.

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, 2578907 + ... + 2584733.

It is an arithmetic number, because the mean of its divisors is an integer number (663098184).

Almost surely, 2^15044265140 is an apocalyptic number.

15044265140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15044265140 is an abundant number, since it is smaller than the sum of its proper divisors (16784447692).

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

15044265140 is a wasteful number, since it uses less digits than its factorization.

15044265140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6776 (or 6774 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 15044265140 in words is "fifteen billion, forty-four million, two hundred sixty-five thousand, one hundred forty".