3544720826340 has 48 divisors (see below), whose sum is σ = 9991830542400. Its totient is φ = 938914865280.

The previous prime is 3544720826329. The next prime is 3544720826363. The reversal of 3544720826340 is 436280274453.

It is a self number, because there is not a number n which added to its sum of digits gives 3544720826340.

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, 198241666 + ... + 198259545.

It is an arithmetic number, because the mean of its divisors is an integer number (208163136300).

Almost surely, 2^{3544720826340} is an apocalyptic number.

3544720826340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3544720826340 is an abundant number, since it is smaller than the sum of its proper divisors (6447109716060).

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

3544720826340 is a wasteful number, since it uses less digits than its factorization.

3544720826340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396501372 (or 396501370 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 48.

The spelling of 3544720826340 in words is "three trillion, five hundred forty-four billion, seven hundred twenty million, eight hundred twenty-six thousand, three hundred forty".