151515506508 has 24 divisors (see below), whose sum is σ = 353592680112. Its totient is φ = 50497097664.

The previous prime is 151515506503. The next prime is 151515506539. The reversal of 151515506508 is 805605515151.

It is a self number, because there is not a number n which added to its sum of digits gives 151515506508.

It is not an unprimeable number, because it can be changed into a prime (151515506503) 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 7 ways as a sum of consecutive naturals, for example, 930435 + ... + 1081082.

It is an arithmetic number, because the mean of its divisors is an integer number (14733028338).

Almost surely, 2^151515506508 is an apocalyptic number.

It is an amenable number.

151515506508 is an abundant number, since it is smaller than the sum of its proper divisors (202077173604).

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

151515506508 is a wasteful number, since it uses less digits than its factorization.

151515506508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017801 (or 2017799 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 42.

The spelling of 151515506508 in words is "one hundred fifty-one billion, five hundred fifteen million, five hundred six thousand, five hundred eight".