151152551561 has 6 divisors (see below), whose sum is σ = 166142887386. Its totient is φ = 137411410400.

The previous prime is 151152551551. The next prime is 151152551573. The reversal of 151152551561 is 165155251151.

It can be written as a sum of positive squares in only one way, i.e., 94153854025 + 56998697536 = 306845^2 + 238744^2 .

It is a de Polignac number, because none of the positive numbers 2^k-151152551561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151152551551) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 624597200 + ... + 624597441.

It is an arithmetic number, because the mean of its divisors is an integer number (27690481231).

Almost surely, 2^151152551561 is an apocalyptic number.

151152551561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

151152551561 is a deficient number, since it is larger than the sum of its proper divisors (14990335825).

151152551561 is a wasteful number, since it uses less digits than its factorization.

151152551561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249194663 (or 1249194652 counting only the distinct ones).

The product of its digits is 37500, while the sum is 38.

The spelling of 151152551561 in words is "one hundred fifty-one billion, one hundred fifty-two million, five hundred fifty-one thousand, five hundred sixty-one".