15045150540 has 96 divisors (see below), whose sum is σ = 50237752320. Its totient is φ = 3289372416.

The previous prime is 15045150539. The next prime is 15045150557. The reversal of 15045150540 is 4505154051.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 15045150498 and 15045150507.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 769075 + ... + 788394.

It is an arithmetic number, because the mean of its divisors is an integer number (523309920).

Almost surely, 2^15045150540 is an apocalyptic number.

15045150540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15045150540 is an abundant number, since it is smaller than the sum of its proper divisors (35192601780).

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

15045150540 is a wasteful number, since it uses less digits than its factorization.

15045150540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557511 (or 1557509 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 15045150540 in words is "fifteen billion, forty-five million, one hundred fifty thousand, five hundred forty".