151650538128 has 30 divisors (see below), whose sum is σ = 424410881414. Its totient is φ = 50550179328.

The previous prime is 151650538121. The next prime is 151650538163. The reversal of 151650538128 is 821835056151.

151650538128 is a `hidden beast` number, since 1 + 5 + 16 + 505 + 3 + 8 + 128 = 666.

It can be written as a sum of positive squares in only one way, i.e., 149017616784 + 2632921344 = 386028^2 + 51312^2 .

It is not an unprimeable number, because it can be changed into a prime (151650538121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 526564225 + ... + 526564512.

Almost surely, 2^151650538128 is an apocalyptic number.

151650538128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

151650538128 is an abundant number, since it is smaller than the sum of its proper divisors (272760343286).

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

151650538128 is a wasteful number, since it uses less digits than its factorization.

151650538128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053128751 (or 1053128742 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 45.

The spelling of 151650538128 in words is "one hundred fifty-one billion, six hundred fifty million, five hundred thirty-eight thousand, one hundred twenty-eight".