5091354218240 has 144 divisors (see below), whose sum is σ = 13164435144000. Its totient is φ = 1880823791616.

The previous prime is 5091354218179. The next prime is 5091354218267. The reversal of 5091354218240 is 428124531905.

It is a junction number, because it is equal to n+sod(n) for n = 5091354218191 and 5091354218200.

It is a congruent number.

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, 2127965 + ... + 3835484.

It is an arithmetic number, because the mean of its divisors is an integer number (91419688500).

Almost surely, 2^{5091354218240} is an apocalyptic number.

It is an amenable number.

5091354218240 is an abundant number, since it is smaller than the sum of its proper divisors (8073080925760).

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

5091354218240 is a wasteful number, since it uses less digits than its factorization.

5091354218240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5963522 (or 5963508 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 5091354218240 in words is "five trillion, ninety-one billion, three hundred fifty-four million, two hundred eighteen thousand, two hundred forty".