23465216542 has 16 divisors (see below), whose sum is σ = 36420325200. Its totient is φ = 11325303360.

The previous prime is 23465216531. The next prime is 23465216549. The reversal of 23465216542 is 24561256432.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23465216495 and 23465216504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23465216549) 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, 205042 + ... + 298282.

It is an arithmetic number, because the mean of its divisors is an integer number (2276270325).

Almost surely, 2^23465216542 is an apocalyptic number.

23465216542 is a deficient number, since it is larger than the sum of its proper divisors (12955108658).

23465216542 is a wasteful number, since it uses less digits than its factorization.

23465216542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97611.

The product of its digits is 345600, while the sum is 40.

The spelling of 23465216542 in words is "twenty-three billion, four hundred sixty-five million, two hundred sixteen thousand, five hundred forty-two".