231834021048 has 320 divisors, whose sum is σ = 781710336000. Its totient is φ = 64099667520.

The previous prime is 231834020953. The next prime is 231834021143. The reversal of 231834021048 is 840120438132.

It is a happy number.

231834021048 is a `hidden beast` number, since 23 + 183 + 402 + 10 + 48 = 666.

It is an interprime number because it is at equal distance from previous prime (231834020953) and next prime (231834021143).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6873361 + ... + 6907007.

It is an arithmetic number, because the mean of its divisors is an integer number (2442844800).

Almost surely, 2^231834021048 is an apocalyptic number.

231834021048 is a gapful number since it is divisible by the number (28) 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 231834021048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390855168000).

231834021048 is an abundant number, since it is smaller than the sum of its proper divisors (549876314952).

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

231834021048 is a wasteful number, since it uses less digits than its factorization.

231834021048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33717 (or 33690 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The spelling of 231834021048 in words is "two hundred thirty-one billion, eight hundred thirty-four million, twenty-one thousand, forty-eight".