15403450152 has 64 divisors (see below), whose sum is σ = 40251530880. Its totient is φ = 4902858752.

The previous prime is 15403450133. The next prime is 15403450169. The reversal of 15403450152 is 25105430451.

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, 303808 + ... + 350864.

It is an arithmetic number, because the mean of its divisors is an integer number (628930170).

Almost surely, 2^15403450152 is an apocalyptic number.

15403450152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15403450152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20125765440).

15403450152 is an abundant number, since it is smaller than the sum of its proper divisors (24848080728).

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

15403450152 is a wasteful number, since it uses less digits than its factorization.

15403450152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47682 (or 47678 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 15403450152 in words is "fifteen billion, four hundred three million, four hundred fifty thousand, one hundred fifty-two".