231254536146000 has 160 divisors (see below), whose sum is σ = 747344023171200. Its totient is φ = 61520696934400.

The previous prime is 231254536145999. The next prime is 231254536146001. The reversal of 231254536146000 is 641635452132.

It is an interprime number because it is at equal distance from previous prime (231254536145999) and next prime (231254536146001).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231254536146001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43479345 + ... + 48507344.

It is an arithmetic number, because the mean of its divisors is an integer number (4670900144820).

Almost surely, 2^{231254536146000} is an apocalyptic number.

231254536146000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231254536146000 is an abundant number, since it is smaller than the sum of its proper divisors (516089487025200).

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

231254536146000 is a wasteful number, since it uses less digits than its factorization.

231254536146000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91987134 (or 91987118 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 231254536146000 in words is "two hundred thirty-one trillion, two hundred fifty-four billion, five hundred thirty-six million, one hundred forty-six thousand".