113508420948 has 144 divisors (see below), whose sum is σ = 316165502016. Its totient is φ = 34124198400.

The previous prime is 113508420937. The next prime is 113508420959. The reversal of 113508420948 is 849024805311.

113508420948 is a `hidden beast` number, since 1 + 13 + 508 + 42 + 0 + 94 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (113508420937) and next prime (113508420959).

It is a super-2 number, since 2×113508420948² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3640023 + ... + 3671073.

It is an arithmetic number, because the mean of its divisors is an integer number (2195593764).

Almost surely, 2^113508420948 is an apocalyptic number.

113508420948 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113508420948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158082751008).

113508420948 is an abundant number, since it is smaller than the sum of its proper divisors (202657081068).

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

113508420948 is a wasteful number, since it uses less digits than its factorization.

113508420948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31254 (or 31249 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 113508420948 in words is "one hundred thirteen billion, five hundred eight million, four hundred twenty thousand, nine hundred forty-eight".