151501578650 has 12 divisors (see below), whose sum is σ = 281792936382. Its totient is φ = 60600631440.

The previous prime is 151501578649. The next prime is 151501578667. The reversal of 151501578650 is 56875105151.

It can be written as a sum of positive squares in 3 ways, for example, as 146950322281 + 4551256369 = 383341^2 + 67463^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1515015737 + ... + 1515015836.

Almost surely, 2^151501578650 is an apocalyptic number.

151501578650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151501578650 is a deficient number, since it is larger than the sum of its proper divisors (130291357732).

151501578650 is a wasteful number, since it uses less digits than its factorization.

151501578650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030031585 (or 3030031580 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 44.

The spelling of 151501578650 in words is "one hundred fifty-one billion, five hundred one million, five hundred seventy-eight thousand, six hundred fifty".