945120550 has 24 divisors (see below), whose sum is σ = 1917736632. Its totient is φ = 343680000.

The previous prime is 945120541. The next prime is 945120581. The reversal of 945120550 is 55021549.

It is a hoax number, since the sum of its digits (31) 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 11 ways as a sum of consecutive naturals, for example, 858651 + ... + 859750.

It is an arithmetic number, because the mean of its divisors is an integer number (79905693).

Almost surely, 2^945120550 is an apocalyptic number.

945120550 is an abundant number, since it is smaller than the sum of its proper divisors (972616082).

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

945120550 is a wasteful number, since it uses less digits than its factorization.

945120550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718424 (or 1718419 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 945120550 is about 30742.8129812482. The cubic root of 945120550 is about 981.3616190118.

The spelling of 945120550 in words is "nine hundred forty-five million, one hundred twenty thousand, five hundred fifty".