450155050 has 24 divisors (see below), whose sum is σ = 839567916. Its totient is φ = 179571840.

The previous prime is 450155039. The next prime is 450155063. The reversal of 450155050 is 50551054.

It can be written as a sum of positive squares in 6 ways, for example, as 218537089 + 231617961 = 14783^2 + 15219^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 6582 + ... + 30718.

Almost surely, 2^450155050 is an apocalyptic number.

450155050 is a deficient number, since it is larger than the sum of its proper divisors (389412866).

450155050 is a wasteful number, since it uses less digits than its factorization.

450155050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24522 (or 24517 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 450155050 is about 21216.8576843980. The cubic root of 450155050 is about 766.3974343445.

The spelling of 450155050 in words is "four hundred fifty million, one hundred fifty-five thousand, fifty".