15425340084 has 96 divisors (see below), whose sum is σ = 49859712000. Its totient is φ = 4006579680.

The previous prime is 15425340083. The next prime is 15425340097. The reversal of 15425340084 is 48004352451.

It is a happy number.

15425340084 is a `hidden beast` number, since 1 + 5 + 42 + 534 + 0 + 0 + 84 = 666.

It is a super-2 number, since 2×15425340084² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15425340083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 919134 + ... + 935765.

It is an arithmetic number, because the mean of its divisors is an integer number (519372000).

Almost surely, 2^15425340084 is an apocalyptic number.

15425340084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

15425340084 is an abundant number, since it is smaller than the sum of its proper divisors (34434371916).

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

15425340084 is a wasteful number, since it uses less digits than its factorization.

15425340084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854930 (or 1854922 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 15425340084 in words is "fifteen billion, four hundred twenty-five million, three hundred forty thousand, eighty-four".