150056601561 has 6 divisors (see below), whose sum is σ = 216748424490. Its totient is φ = 100037734368.

The previous prime is 150056601553. The next prime is 150056601601. The reversal of 150056601561 is 165106650051.

It can be written as a sum of positive squares in only one way, i.e., 96038010000 + 54018591561 = 309900^2 + 232419^2 .

It is not a de Polignac number, because 150056601561 - 2³ = 150056601553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150056601061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8336477856 + ... + 8336477873.

It is an arithmetic number, because the mean of its divisors is an integer number (36124737415).

Almost surely, 2^150056601561 is an apocalyptic number.

It is an amenable number.

150056601561 is a deficient number, since it is larger than the sum of its proper divisors (66691822929).

150056601561 is a wasteful number, since it uses less digits than its factorization.

150056601561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16672955735 (or 16672955732 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 150056601561 in words is "one hundred fifty billion, fifty-six million, six hundred one thousand, five hundred sixty-one".