5156420410540 has 192 divisors, whose sum is σ = 12675456718848. Its totient is φ = 1725525504000.

The previous prime is 5156420410517. The next prime is 5156420410541. The reversal of 5156420410540 is 450140246515.

It is a self number, because there is not a number n which added to its sum of digits gives 5156420410540.

It is not an unprimeable number, because it can be changed into a prime (5156420410541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1672531839 + ... + 1672534921.

It is an arithmetic number, because the mean of its divisors is an integer number (66018003744).

Almost surely, 2^{5156420410540} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5156420410540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6337728359424).

5156420410540 is an abundant number, since it is smaller than the sum of its proper divisors (7519036308308).

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

5156420410540 is a wasteful number, since it uses less digits than its factorization.

5156420410540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4608 (or 4606 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

The spelling of 5156420410540 in words is "five trillion, one hundred fifty-six billion, four hundred twenty million, four hundred ten thousand, five hundred forty".