15253220056 has 8 divisors (see below), whose sum is σ = 28599787620. Its totient is φ = 7626610024.

The previous prime is 15253220041. The next prime is 15253220069. The reversal of 15253220056 is 65002235251.

It is a happy number.

15253220056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953326246 + ... + 953326261.

Almost surely, 2^15253220056 is an apocalyptic number.

It is an amenable number.

15253220056 is a deficient number, since it is larger than the sum of its proper divisors (13346567564).

15253220056 is a wasteful number, since it uses less digits than its factorization.

15253220056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906652513 (or 1906652509 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 15253220056 in words is "fifteen billion, two hundred fifty-three million, two hundred twenty thousand, fifty-six".