15625676244 has 96 divisors (see below), whose sum is σ = 38705506560. Its totient is φ = 4896314368.

The previous prime is 15625676239. The next prime is 15625676249. The reversal of 15625676244 is 44267652651.

It is an interprime number because it is at equal distance from previous prime (15625676239) and next prime (15625676249).

It is a junction number, because it is equal to n+sod(n) for n = 15625676193 and 15625676202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15625676249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4247734 + ... + 4251410.

It is an arithmetic number, because the mean of its divisors is an integer number (403182360).

Almost surely, 2^15625676244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15625676244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19352753280).

15625676244 is an abundant number, since it is smaller than the sum of its proper divisors (23079830316).

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

15625676244 is a wasteful number, since it uses less digits than its factorization.

15625676244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3969 (or 3967 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 48.

The spelling of 15625676244 in words is "fifteen billion, six hundred twenty-five million, six hundred seventy-six thousand, two hundred forty-four".