45450044250 has 64 divisors (see below), whose sum is σ = 122169745152. Its totient is φ = 11187700800.

The previous prime is 45450044249. The next prime is 45450044327. The reversal of 45450044250 is 5244005454.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2321022 + ... + 2340521.

It is an arithmetic number, because the mean of its divisors is an integer number (1908902268).

Almost surely, 2^45450044250 is an apocalyptic number.

45450044250 is an abundant number, since it is smaller than the sum of its proper divisors (76719700902).

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

45450044250 is a wasteful number, since it uses less digits than its factorization.

45450044250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661576 (or 4661566 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 33.

The spelling of 45450044250 in words is "forty-five billion, four hundred fifty million, forty-four thousand, two hundred fifty".