23135929950 has 96 divisors (see below), whose sum is σ = 65687295744. Its totient is φ = 5279063040.

The previous prime is 23135929933. The next prime is 23135929961. The reversal of 23135929950 is 5992953132.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23135929950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 597582 + ... + 635118.

It is an arithmetic number, because the mean of its divisors is an integer number (684242664).

Almost surely, 2^23135929950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23135929950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32843647872).

23135929950 is an abundant number, since it is smaller than the sum of its proper divisors (42551365794).

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

23135929950 is a wasteful number, since it uses less digits than its factorization.

23135929950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38146 (or 38141 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 48.

The spelling of 23135929950 in words is "twenty-three billion, one hundred thirty-five million, nine hundred twenty-nine thousand, nine hundred fifty".