5399266047840 has 144 divisors (see below), whose sum is σ = 21057137625888. Its totient is φ = 1234117951488.

The previous prime is 5399266047787. The next prime is 5399266047869. The reversal of 5399266047840 is 487406629935.

5399266047840 is a `hidden beast` number, since 5 + 39 + 92 + 6 + 6 + 0 + 478 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 267810657 + ... + 267830816.

It is an arithmetic number, because the mean of its divisors is an integer number (146230122402).

Almost surely, 2^{5399266047840} is an apocalyptic number.

It is an amenable number.

5399266047840 is an abundant number, since it is smaller than the sum of its proper divisors (15657871578048).

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

5399266047840 is a wasteful number, since it uses less digits than its factorization.

5399266047840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535641501 (or 535641490 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 5399266047840 in words is "five trillion, three hundred ninety-nine billion, two hundred sixty-six million, forty-seven thousand, eight hundred forty".