15056000551066 has 4 divisors (see below), whose sum is σ = 22584000826602. Its totient is φ = 7528000275532.

The previous prime is 15056000551021. The next prime is 15056000551091. The reversal of 15056000551066 is 66015500065051.

15056000551066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12056277006225 + 2999723544841 = 3472215^2 + 1731971^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3764000137765 + ... + 3764000137768.

Almost surely, 2^{15056000551066} is an apocalyptic number.

15056000551066 is a deficient number, since it is larger than the sum of its proper divisors (7528000275536).

15056000551066 is an equidigital number, since it uses as much as digits as its factorization.

15056000551066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7528000275535.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 15056000551066 in words is "fifteen trillion, fifty-six billion, five hundred fifty-one thousand, sixty-six".