23451180036 has 12 divisors (see below), whose sum is σ = 54719420112. Its totient is φ = 7817060008.

The previous prime is 23451180023. The next prime is 23451180059. The reversal of 23451180036 is 63008115432.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×23451180036² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23451179979 and 23451180006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977132490 + ... + 977132513.

It is an arithmetic number, because the mean of its divisors is an integer number (4559951676).

Almost surely, 2^23451180036 is an apocalyptic number.

It is an amenable number.

23451180036 is an abundant number, since it is smaller than the sum of its proper divisors (31268240076).

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

23451180036 is a wasteful number, since it uses less digits than its factorization.

23451180036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954265010 (or 1954265008 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 23451180036 its reverse (63008115432), we get a palindrome (86459295468).

The spelling of 23451180036 in words is "twenty-three billion, four hundred fifty-one million, one hundred eighty thousand, thirty-six".