151210021650 has 96 divisors (see below), whose sum is σ = 377319653568. Its totient is φ = 40074009600.

The previous prime is 151210021639. The next prime is 151210021661. The reversal of 151210021650 is 56120012151.

It is an interprime number because it is at equal distance from previous prime (151210021639) and next prime (151210021661).

It is a self number, because there is not a number n which added to its sum of digits gives 151210021650.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 19952662 + ... + 19960238.

It is an arithmetic number, because the mean of its divisors is an integer number (3930413058).

Almost surely, 2^151210021650 is an apocalyptic number.

151210021650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 151210021650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188659826784).

151210021650 is an abundant number, since it is smaller than the sum of its proper divisors (226109631918).

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

151210021650 is a wasteful number, since it uses less digits than its factorization.

151210021650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8396 (or 8391 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

The spelling of 151210021650 in words is "one hundred fifty-one billion, two hundred ten million, twenty-one thousand, six hundred fifty".