5091455455516 has 24 divisors (see below), whose sum is σ = 9381221574480. Its totient is φ = 2411169996672.

The previous prime is 5091455455501. The next prime is 5091455455553. The reversal of 5091455455516 is 6155545541905.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7622695 + ... + 8263678.

It is an arithmetic number, because the mean of its divisors is an integer number (390884232270).

Almost surely, 2^{5091455455516} is an apocalyptic number.

It is an amenable number.

5091455455516 is a deficient number, since it is larger than the sum of its proper divisors (4289766118964).

5091455455516 is a wasteful number, since it uses less digits than its factorization.

5091455455516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15890613 (or 15890611 counting only the distinct ones).

The product of its (nonzero) digits is 13500000, while the sum is 55.

The spelling of 5091455455516 in words is "five trillion, ninety-one billion, four hundred fifty-five million, four hundred fifty-five thousand, five hundred sixteen".