151002231550 has 24 divisors (see below), whose sum is σ = 285056159256. Its totient is φ = 59499385440.

The previous prime is 151002231533. The next prime is 151002231607. The reversal of 151002231550 is 55132200151.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22534297 + ... + 22540996.

It is an arithmetic number, because the mean of its divisors is an integer number (11877339969).

Almost surely, 2^151002231550 is an apocalyptic number.

151002231550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151002231550 is a deficient number, since it is larger than the sum of its proper divisors (134053927706).

151002231550 is a wasteful number, since it uses less digits than its factorization.

151002231550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45075372 (or 45075367 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 151002231550 in words is "one hundred fifty-one billion, two million, two hundred thirty-one thousand, five hundred fifty".