151505150550 has 48 divisors (see below), whose sum is σ = 404635299600. Its totient is φ = 37293575040.

The previous prime is 151505150539. The next prime is 151505150627. The reversal of 151505150550 is 55051505151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38845525 + ... + 38849424.

It is an arithmetic number, because the mean of its divisors is an integer number (8429902075).

Almost surely, 2^151505150550 is an apocalyptic number.

151505150550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151505150550 is an abundant number, since it is smaller than the sum of its proper divisors (253130149050).

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

151505150550 is a wasteful number, since it uses less digits than its factorization.

151505150550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77694977 (or 77694972 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 33.

The spelling of 151505150550 in words is "one hundred fifty-one billion, five hundred five million, one hundred fifty thousand, five hundred fifty".