498111388464 has 40 divisors (see below), whose sum is σ = 1286825374512. Its totient is φ = 166032275200.

The previous prime is 498111388451. The next prime is 498111388501. The reversal of 498111388464 is 464883111894.

It is a super-2 number, since 2×498111388464² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1754014 + ... + 2018114.

Almost surely, 2^498111388464 is an apocalyptic number.

It is an amenable number.

498111388464 is an abundant number, since it is smaller than the sum of its proper divisors (788713986048).

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

498111388464 is a wasteful number, since it uses less digits than its factorization.

498111388464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303405 (or 303399 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 57.

The spelling of 498111388464 in words is "four hundred ninety-eight billion, one hundred eleven million, three hundred eighty-eight thousand, four hundred sixty-four".