104711509998 has 32 divisors (see below), whose sum is σ = 232800181920. Its totient is φ = 34887646080.

The previous prime is 104711509997. The next prime is 104711510021. The reversal of 104711509998 is 899905117401.

104711509998 is a `hidden beast` number, since 1 + 0 + 47 + 1 + 1 + 509 + 9 + 98 = 666.

It is a super-2 number, since 2×104711509998² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104711509993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331965 + ... + 565352.

It is an arithmetic number, because the mean of its divisors is an integer number (7275005685).

Almost surely, 2^104711509998 is an apocalyptic number.

104711509998 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

104711509998 is an abundant number, since it is smaller than the sum of its proper divisors (128088671922).

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

104711509998 is a wasteful number, since it uses less digits than its factorization.

104711509998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899489 (or 899483 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 54.

The spelling of 104711509998 in words is "one hundred four billion, seven hundred eleven million, five hundred nine thousand, nine hundred ninety-eight".