151798892994 has 128 divisors (see below), whose sum is σ = 399727872000. Its totient is φ = 41779692864.

The previous prime is 151798892981. The next prime is 151798893011. The reversal of 151798892994 is 499298897151.

151798892994 is a `hidden beast` number, since 1 + 517 + 9 + 8 + 89 + 29 + 9 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4840537 + ... + 4871795.

It is an arithmetic number, because the mean of its divisors is an integer number (3122874000).

Almost surely, 2^151798892994 is an apocalyptic number.

151798892994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 151798892994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199863936000).

151798892994 is an abundant number, since it is smaller than the sum of its proper divisors (247928979006).

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

151798892994 is a wasteful number, since it uses less digits than its factorization.

151798892994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31749 (or 31743 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 72.

The spelling of 151798892994 in words is "one hundred fifty-one billion, seven hundred ninety-eight million, eight hundred ninety-two thousand, nine hundred ninety-four".