151565655506560 has 128 divisors (see below), whose sum is σ = 374039974425600. Its totient is φ = 58668215500800.

The previous prime is 151565655506539. The next prime is 151565655506581. The reversal of 151565655506560 is 65605556565151.

It is an interprime number because it is at equal distance from previous prime (151565655506539) and next prime (151565655506581).

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540916576 + ... + 541196704.

It is an arithmetic number, because the mean of its divisors is an integer number (2922187300200).

Almost surely, 2^{151565655506560} is an apocalyptic number.

151565655506560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151565655506560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187019987212800).

151565655506560 is an abundant number, since it is smaller than the sum of its proper divisors (222474318919040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151565655506560 is a wasteful number, since it uses less digits than its factorization.

151565655506560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307450 (or 307438 counting only the distinct ones).

The product of its (nonzero) digits is 101250000, while the sum is 61.

The spelling of 151565655506560 in words is "one hundred fifty-one trillion, five hundred sixty-five billion, six hundred fifty-five million, five hundred six thousand, five hundred sixty".