23551133415 has 32 divisors (see below), whose sum is σ = 38497545216. Its totient is φ = 12288888960.

The previous prime is 23551133399. The next prime is 23551133471. The reversal of 23551133415 is 51433115532.

It is not a de Polignac number, because 23551133415 - 2⁴ = 23551133399 is a prime.

It is a super-2 number, since 2×23551133415² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2964789 + ... + 2972721.

It is an arithmetic number, because the mean of its divisors is an integer number (1203048288).

Almost surely, 2^23551133415 is an apocalyptic number.

23551133415 is a deficient number, since it is larger than the sum of its proper divisors (14946411801).

23551133415 is a wasteful number, since it uses less digits than its factorization.

23551133415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12199.

The product of its digits is 27000, while the sum is 33.

Adding to 23551133415 its reverse (51433115532), we get a palindrome (74984248947).

The spelling of 23551133415 in words is "twenty-three billion, five hundred fifty-one million, one hundred thirty-three thousand, four hundred fifteen".