4454125021540 has 12 divisors (see below), whose sum is σ = 9353662545276. Its totient is φ = 1781650008608.

The previous prime is 4454125021537. The next prime is 4454125021583. The reversal of 4454125021540 is 451205214544.

It can be written as a sum of positive squares in 2 ways, for example, as 2506319594496 + 1947805427044 = 1583136^2 + 1395638^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4454125021540.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111353125519 + ... + 111353125558.

It is an arithmetic number, because the mean of its divisors is an integer number (779471878773).

Almost surely, 2^{4454125021540} is an apocalyptic number.

It is an amenable number.

4454125021540 is an abundant number, since it is smaller than the sum of its proper divisors (4899537523736).

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

4454125021540 is a wasteful number, since it uses less digits than its factorization.

4454125021540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222706251086 (or 222706251084 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 37.

The spelling of 4454125021540 in words is "four trillion, four hundred fifty-four billion, one hundred twenty-five million, twenty-one thousand, five hundred forty".