45374159688 has 384 divisors, whose sum is σ = 139555975680. Its totient is φ = 12177285120.

The previous prime is 45374159683. The next prime is 45374159773. The reversal of 45374159688 is 88695147354.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45374159681) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 128538520 + ... + 128538872.

It is an arithmetic number, because the mean of its divisors is an integer number (363427020).

Almost surely, 2^45374159688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45374159688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69777987840).

45374159688 is an abundant number, since it is smaller than the sum of its proper divisors (94181815992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45374159688 is a wasteful number, since it uses less digits than its factorization.

45374159688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509 (or 492 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 60.

The spelling of 45374159688 in words is "forty-five billion, three hundred seventy-four million, one hundred fifty-nine thousand, six hundred eighty-eight".