5349121887456 has 72 divisors (see below), whose sum is σ = 15241807460880. Its totient is φ = 1779495768576.

The previous prime is 5349121887371. The next prime is 5349121887467. The reversal of 5349121887456 is 6547881219435.

It is a happy number.

5349121887456 is a `hidden beast` number, since 5 + 3 + 4 + 91 + 2 + 18 + 87 + 456 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×5349121887456² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5349121887393 and 5349121887402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18317701 + ... + 18607428.

It is an arithmetic number, because the mean of its divisors is an integer number (211691770290).

Almost surely, 2^{5349121887456} is an apocalyptic number.

It is an amenable number.

5349121887456 is an abundant number, since it is smaller than the sum of its proper divisors (9892685573424).

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

5349121887456 is a wasteful number, since it uses less digits than its factorization.

5349121887456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36925648 (or 36925637 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 63.

The spelling of 5349121887456 in words is "five trillion, three hundred forty-nine billion, one hundred twenty-one million, eight hundred eighty-seven thousand, four hundred fifty-six".