151000556 has 36 divisors (see below), whose sum is σ = 309793176. Its totient is φ = 64209600.

The previous prime is 151000547. The next prime is 151000567. The reversal of 151000556 is 655000151.

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, 22736 + ... + 28616.

It is an arithmetic number, because the mean of its divisors is an integer number (8605366).

Almost surely, 2^151000556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151000556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154896588).

151000556 is an abundant number, since it is smaller than the sum of its proper divisors (158792620).

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

151000556 is a wasteful number, since it uses less digits than its factorization.

151000556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6030 (or 6021 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 151000556 is about 12288.2283507428. The cubic root of 151000556 is about 532.5080557459.

The spelling of 151000556 in words is "one hundred fifty-one million, five hundred fifty-six", and thus it is an aban number.