23162145442 has 16 divisors (see below), whose sum is σ = 35873720064. Its totient is φ = 11204442000.

The previous prime is 23162145427. The next prime is 23162145481. The reversal of 23162145442 is 24454126132.

It is a super-2 number, since 2×23162145442² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23162145398 and 23162145407.

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, 188017 + ... + 285787.

It is an arithmetic number, because the mean of its divisors is an integer number (2242107504).

Almost surely, 2^23162145442 is an apocalyptic number.

23162145442 is a deficient number, since it is larger than the sum of its proper divisors (12711574622).

23162145442 is a wasteful number, since it uses less digits than its factorization.

23162145442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101625.

The product of its digits is 46080, while the sum is 34.

The spelling of 23162145442 in words is "twenty-three billion, one hundred sixty-two million, one hundred forty-five thousand, four hundred forty-two".