499780598922 has 24 divisors (see below), whose sum is σ = 1181299597920. Its totient is φ = 151448666280.

The previous prime is 499780598879. The next prime is 499780598923. The reversal of 499780598922 is 229895087994.

499780598922 is a `hidden beast` number, since 4 + 9 + 9 + 7 + 8 + 0 + 598 + 9 + 22 = 666.

It is not an unprimeable number, because it can be changed into a prime (499780598923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1262072022 + ... + 1262072417.

It is an arithmetic number, because the mean of its divisors is an integer number (49220816580).

Almost surely, 2^499780598922 is an apocalyptic number.

499780598922 is an abundant number, since it is smaller than the sum of its proper divisors (681518998998).

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

499780598922 is a wasteful number, since it uses less digits than its factorization.

499780598922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524144458 (or 2524144455 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 72.

The spelling of 499780598922 in words is "four hundred ninety-nine billion, seven hundred eighty million, five hundred ninety-eight thousand, nine hundred twenty-two".