45969494123 has 4 divisors (see below), whose sum is σ = 52536564720. Its totient is φ = 39402423528.

The previous prime is 45969494119. The next prime is 45969494173. The reversal of 45969494123 is 32149496954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32149496954 = 2 ⋅16074748477.

It is a cyclic number.

It is not a de Polignac number, because 45969494123 - 2² = 45969494119 is a prime.

It is a super-2 number, since 2×45969494123² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45969494173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3283535288 + ... + 3283535301.

It is an arithmetic number, because the mean of its divisors is an integer number (13134141180).

Almost surely, 2^45969494123 is an apocalyptic number.

45969494123 is a deficient number, since it is larger than the sum of its proper divisors (6567070597).

45969494123 is an equidigital number, since it uses as much as digits as its factorization.

45969494123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6567070596.

The product of its digits is 8398080, while the sum is 56.

The spelling of 45969494123 in words is "forty-five billion, nine hundred sixty-nine million, four hundred ninety-four thousand, one hundred twenty-three".