150649856 has 44 divisors (see below), whose sum is σ = 344190768. Its totient is φ = 64561152.

The previous prime is 150649853. The next prime is 150649861. The reversal of 150649856 is 658946051.

It is a super-2 number, since 2×150649856² = 45390758225641472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150649853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3341 + ... + 17676.

Almost surely, 2^150649856 is an apocalyptic number.

150649856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

150649856 is an abundant number, since it is smaller than the sum of its proper divisors (193540912).

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

150649856 is an equidigital number, since it uses as much as digits as its factorization.

150649856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21044 (or 21026 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 150649856 is about 12273.9503013496. The cubic root of 150649856 is about 532.0954847738.

The spelling of 150649856 in words is "one hundred fifty million, six hundred forty-nine thousand, eight hundred fifty-six".