231190126000 has 80 divisors (see below), whose sum is σ = 577050709248. Its totient is φ = 89492928000.

The previous prime is 231190125979. The next prime is 231190126127. The reversal of 231190126000 is 621091132.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (25).

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 15 ways as a sum of consecutive naturals, for example, 1802437 + ... + 1926436.

Almost surely, 2^231190126000 is an apocalyptic number.

231190126000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231190126000 is an abundant number, since it is smaller than the sum of its proper divisors (345860583248).

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

231190126000 is a wasteful number, since it uses less digits than its factorization.

231190126000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728927 (or 3728911 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 231190126000 in words is "two hundred thirty-one billion, one hundred ninety million, one hundred twenty-six thousand".