15550114072 has 8 divisors (see below), whose sum is σ = 29156463900. Its totient is φ = 7775057032.

The previous prime is 15550114057. The next prime is 15550114093. The reversal of 15550114072 is 27041105551.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 971882122 + ... + 971882137.

Almost surely, 2^15550114072 is an apocalyptic number.

It is an amenable number.

15550114072 is a deficient number, since it is larger than the sum of its proper divisors (13606349828).

15550114072 is a wasteful number, since it uses less digits than its factorization.

15550114072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943764265 (or 1943764261 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 31.

The spelling of 15550114072 in words is "fifteen billion, five hundred fifty million, one hundred fourteen thousand, seventy-two".