909599077452 has 48 divisors (see below), whose sum is σ = 2317851631872. Its totient is φ = 275934711360.

The previous prime is 909599077427. The next prime is 909599077481. The reversal of 909599077452 is 254770995909.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41050638 + ... + 41072789.

It is an arithmetic number, because the mean of its divisors is an integer number (48288575664).

Almost surely, 2^909599077452 is an apocalyptic number.

It is an amenable number.

909599077452 is an abundant number, since it is smaller than the sum of its proper divisors (1408252554420).

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

909599077452 is a wasteful number, since it uses less digits than its factorization.

909599077452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82123518 (or 82123516 counting only the distinct ones).

The product of its (nonzero) digits is 64297800, while the sum is 66.

The spelling of 909599077452 in words is "nine hundred nine billion, five hundred ninety-nine million, seventy-seven thousand, four hundred fifty-two".