4457709609990 has 128 divisors (see below), whose sum is σ = 13436111001600. Its totient is φ = 940527713664.

The previous prime is 4457709609973. The next prime is 4457709610009. The reversal of 4457709609990 is 999069077544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16528074 + ... + 16795613.

It is an arithmetic number, because the mean of its divisors is an integer number (104969617200).

Almost surely, 2^{4457709609990} is an apocalyptic number.

4457709609990 is an abundant number, since it is smaller than the sum of its proper divisors (8978401391610).

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

4457709609990 is a wasteful number, since it uses less digits than its factorization.

4457709609990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33323731 (or 33323717 counting only the distinct ones).

The product of its (nonzero) digits is 154314720, while the sum is 69.

The spelling of 4457709609990 in words is "four trillion, four hundred fifty-seven billion, seven hundred nine million, six hundred nine thousand, nine hundred ninety".