23151867235522 has 16 divisors (see below), whose sum is σ = 36775424099232. Its totient is φ = 10893570736960.

The previous prime is 23151867235501. The next prime is 23151867235571. The reversal of 23151867235522 is 22553276815132.

It is a super-2 number, since 2×23151867235522² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23151867235522.

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, 44286604 + ... + 44806327.

It is an arithmetic number, because the mean of its divisors is an integer number (2298464006202).

Almost surely, 2^{23151867235522} is an apocalyptic number.

23151867235522 is a deficient number, since it is larger than the sum of its proper divisors (13623556863710).

23151867235522 is a wasteful number, since it uses less digits than its factorization.

23151867235522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89100593.

The product of its digits is 6048000, while the sum is 52.

The spelling of 23151867235522 in words is "twenty-three trillion, one hundred fifty-one billion, eight hundred sixty-seven million, two hundred thirty-five thousand, five hundred twenty-two".