23249135390 has 16 divisors (see below), whose sum is σ = 45067555008. Its totient is φ = 8584296096.

The previous prime is 23249135389. The next prime is 23249135423. The reversal of 23249135390 is 9353194232.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89419622 + ... + 89419881.

It is an arithmetic number, because the mean of its divisors is an integer number (2816722188).

Almost surely, 2^23249135390 is an apocalyptic number.

23249135390 is a deficient number, since it is larger than the sum of its proper divisors (21818419618).

23249135390 is a wasteful number, since it uses less digits than its factorization.

23249135390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178839523.

The product of its (nonzero) digits is 174960, while the sum is 41.

The spelling of 23249135390 in words is "twenty-three billion, two hundred forty-nine million, one hundred thirty-five thousand, three hundred ninety".