151198117980 has 288 divisors, whose sum is σ = 554737849344. Its totient is φ = 30024364032.

The previous prime is 151198117949. The next prime is 151198117999. The reversal of 151198117980 is 89711891151.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1144009 + ... + 1269311.

It is an arithmetic number, because the mean of its divisors is an integer number (1926173088).

Almost surely, 2^151198117980 is an apocalyptic number.

151198117980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151198117980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277368924672).

151198117980 is an abundant number, since it is smaller than the sum of its proper divisors (403539731364).

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

151198117980 is a wasteful number, since it uses less digits than its factorization.

151198117980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125365 (or 125350 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 51.

The spelling of 151198117980 in words is "one hundred fifty-one billion, one hundred ninety-eight million, one hundred seventeen thousand, nine hundred eighty".