15225852402 has 48 divisors (see below), whose sum is σ = 33926143680. Its totient is φ = 4932953376.

The previous prime is 15225852401. The next prime is 15225852403. The reversal of 15225852402 is 20425852251.

15225852402 is a `hidden beast` number, since 1 + 52 + 2 + 585 + 24 + 0 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (15225852401) and next prime (15225852403).

It is not an unprimeable number, because it can be changed into a prime (15225852401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27499 + ... + 176657.

It is an arithmetic number, because the mean of its divisors is an integer number (706794660).

Almost surely, 2^15225852402 is an apocalyptic number.

15225852402 is an abundant number, since it is smaller than the sum of its proper divisors (18700291278).

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

15225852402 is a wasteful number, since it uses less digits than its factorization.

15225852402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149327 (or 149324 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

The spelling of 15225852402 in words is "fifteen billion, two hundred twenty-five million, eight hundred fifty-two thousand, four hundred two".