151561532601 has 12 divisors (see below), whose sum is σ = 219003361200. Its totient is φ = 101003569080.

The previous prime is 151561532593. The next prime is 151561532657. The reversal of 151561532601 is 106235165151.

151561532601 is a `hidden beast` number, since 1 + 5 + 1 + 5 + 6 + 15 + 32 + 601 = 666.

151561532601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 151561532601 - 2³ = 151561532593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151561532401) 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 11 ways as a sum of consecutive naturals, for example, 3095415 + ... + 3143996.

It is an arithmetic number, because the mean of its divisors is an integer number (18250280100).

Almost surely, 2^151561532601 is an apocalyptic number.

It is an amenable number.

151561532601 is a deficient number, since it is larger than the sum of its proper divisors (67441828599).

151561532601 is a wasteful number, since it uses less digits than its factorization.

151561532601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6242116 (or 6242113 counting only the distinct ones).

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

Adding to 151561532601 its reverse (106235165151), we get a palindrome (257796697752).

The spelling of 151561532601 in words is "one hundred fifty-one billion, five hundred sixty-one million, five hundred thirty-two thousand, six hundred one".