150400550 has 12 divisors (see below), whose sum is σ = 279745116. Its totient is φ = 60160200.

The previous prime is 150400529. The next prime is 150400573. The reversal of 150400550 is 55004051.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 1503956 + ... + 1504055.

It is an arithmetic number, because the mean of its divisors is an integer number (23312093).

Almost surely, 2^150400550 is an apocalyptic number.

150400550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

150400550 is a deficient number, since it is larger than the sum of its proper divisors (129344566).

150400550 is a wasteful number, since it uses less digits than its factorization.

150400550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008023 (or 3008018 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 150400550 is about 12263.7901971617. The cubic root of 150400550 is about 531.8018063436.

The spelling of 150400550 in words is "one hundred fifty million, four hundred thousand, five hundred fifty".