150661450 has 24 divisors (see below), whose sum is σ = 294981120. Its totient is φ = 57092400.

The previous prime is 150661421. The next prime is 150661451. The reversal of 150661450 is 54166051.

It is a super-2 number, since 2×150661450² = 45397745032205000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (150661451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78346 + ... + 80245.

It is an arithmetic number, because the mean of its divisors is an integer number (12290880).

Almost surely, 2^150661450 is an apocalyptic number.

150661450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

150661450 is a deficient number, since it is larger than the sum of its proper divisors (144319670).

150661450 is a wasteful number, since it uses less digits than its factorization.

150661450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158622 (or 158617 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 150661450 is about 12274.4225933443. The cubic root of 150661450 is about 532.1091344313.

The spelling of 150661450 in words is "one hundred fifty million, six hundred sixty-one thousand, four hundred fifty".