23431177000 has 128 divisors (see below), whose sum is σ = 68358401280. Its totient is φ = 7303200000.

The previous prime is 23431176973. The next prime is 23431177019. The reversal of 23431177000 is 77113432.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 23431177000.

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 31 ways as a sum of consecutive naturals, for example, 75151 + ... + 229150.

It is an arithmetic number, because the mean of its divisors is an integer number (534050010).

Almost surely, 2^23431177000 is an apocalyptic number.

23431177000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23431177000 is an abundant number, since it is smaller than the sum of its proper divisors (44927224280).

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

23431177000 is a wasteful number, since it uses less digits than its factorization.

23431177000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304340 (or 304326 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The spelling of 23431177000 in words is "twenty-three billion, four hundred thirty-one million, one hundred seventy-seven thousand".