23545503281716 has 24 divisors (see below), whose sum is σ = 44378831850080. Its totient is φ = 10866025370592.

The previous prime is 23545503281711. The next prime is 23545503281749. The reversal of 23545503281716 is 61718230554532.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23545503281711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23036466 + ... + 24036841.

Almost surely, 2^{23545503281716} is an apocalyptic number.

23545503281716 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

23545503281716 is a deficient number, since it is larger than the sum of its proper divisors (20833328568364).

23545503281716 is a wasteful number, since it uses less digits than its factorization.

23545503281716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47082943 (or 47082941 counting only the distinct ones).

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

The spelling of 23545503281716 in words is "twenty-three trillion, five hundred forty-five billion, five hundred three million, two hundred eighty-one thousand, seven hundred sixteen".