149780510 has 32 divisors (see below), whose sum is σ = 298518912. Its totient is φ = 53650080.

The previous prime is 149780509. The next prime is 149780573. The reversal of 149780510 is 15087941.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2792 + ... + 17531.

It is an arithmetic number, because the mean of its divisors is an integer number (9328716).

Almost surely, 2^149780510 is an apocalyptic number.

149780510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149780510 is a deficient number, since it is larger than the sum of its proper divisors (148738402).

149780510 is a wasteful number, since it uses less digits than its factorization.

149780510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20408.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 149780510 is about 12238.4847918360. The cubic root of 149780510 is about 531.0699992719.

The spelling of 149780510 in words is "one hundred forty-nine million, seven hundred eighty thousand, five hundred ten".