544738769540 has 48 divisors (see below), whose sum is σ = 1307666312064. Its totient is φ = 186725683200.

The previous prime is 544738769537. The next prime is 544738769557. The reversal of 544738769540 is 45967837445.

It is a happy number.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

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, 193175 + ... + 1061505.

It is an arithmetic number, because the mean of its divisors is an integer number (27243048168).

Almost surely, 2^544738769540 is an apocalyptic number.

It is an amenable number.

544738769540 is an abundant number, since it is smaller than the sum of its proper divisors (762927542524).

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

544738769540 is a wasteful number, since it uses less digits than its factorization.

544738769540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872828 (or 872826 counting only the distinct ones).

The product of its (nonzero) digits is 101606400, while the sum is 62.

The spelling of 544738769540 in words is "five hundred forty-four billion, seven hundred thirty-eight million, seven hundred sixty-nine thousand, five hundred forty".