45322190438 has 32 divisors (see below), whose sum is σ = 79301352000. Its totient is φ = 19418761152.

The previous prime is 45322190423. The next prime is 45322190453. The reversal of 45322190438 is 83409122354.

It is an interprime number because it is at equal distance from previous prime (45322190423) and next prime (45322190453).

It is a junction number, because it is equal to n+sod(n) for n = 45322190395 and 45322190404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4020506 + ... + 4031762.

It is an arithmetic number, because the mean of its divisors is an integer number (2478167250).

Almost surely, 2^45322190438 is an apocalyptic number.

45322190438 is a deficient number, since it is larger than the sum of its proper divisors (33979161562).

45322190438 is a wasteful number, since it uses less digits than its factorization.

45322190438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17149 (or 17135 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 45322190438 in words is "forty-five billion, three hundred twenty-two million, one hundred ninety thousand, four hundred thirty-eight".