149789776 has 20 divisors (see below), whose sum is σ = 290414944. Its totient is φ = 74844000.

The previous prime is 149789743. The next prime is 149789779. The reversal of 149789776 is 677987941.

It is a self number, because there is not a number n which added to its sum of digits gives 149789776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149789779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34951 + ... + 39001.

Almost surely, 2^149789776 is an apocalyptic number.

149789776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149789776 is a deficient number, since it is larger than the sum of its proper divisors (140625168).

149789776 is a wasteful number, since it uses less digits than its factorization.

149789776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6370 (or 6364 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 58.

The square root of 149789776 is about 12238.8633459157. The cubic root of 149789776 is about 531.0809503922.

The spelling of 149789776 in words is "one hundred forty-nine million, seven hundred eighty-nine thousand, seven hundred seventy-six".