45127980000 has 360 divisors, whose sum is σ = 161189028000. Its totient is φ = 11972352000.

The previous prime is 45127979993. The next prime is 45127980067. The reversal of 45127980000 is 8972154.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 43019476 + ... + 43020524.

It is an arithmetic number, because the mean of its divisors is an integer number (447747300).

Almost surely, 2^45127980000 is an apocalyptic number.

45127980000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45127980000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80594514000).

45127980000 is an abundant number, since it is smaller than the sum of its proper divisors (116061048000).

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

45127980000 is a wasteful number, since it uses less digits than its factorization.

45127980000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324 (or 1298 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 45127980000 in words is "forty-five billion, one hundred twenty-seven million, nine hundred eighty thousand".