45277914902220 has 2304 divisors, whose sum is σ = 190913530429440. Its totient is φ = 8455418357760.

The previous prime is 45277914902197. The next prime is 45277914902237. The reversal of 45277914902220 is 2220941977254.

45277914902220 is a `hidden beast` number, since 4 + 5 + 27 + 7 + 91 + 490 + 22 + 20 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 767 ways as a sum of consecutive naturals, for example, 203039977029 + ... + 203039977251.

It is an arithmetic number, because the mean of its divisors is an integer number (82861775360).

Almost surely, 2^{45277914902220} 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 45277914902220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95456765214720).

45277914902220 is an abundant number, since it is smaller than the sum of its proper divisors (145635615527220).

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

45277914902220 is a wasteful number, since it uses less digits than its factorization.

45277914902220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 45277914902220 in words is "forty-five trillion, two hundred seventy-seven billion, nine hundred fourteen million, nine hundred two thousand, two hundred twenty".