5211296731648 has 160 divisors (see below), whose sum is σ = 11949295374720. Its totient is φ = 2224162406400.

The previous prime is 5211296731633. The next prime is 5211296731657. The reversal of 5211296731648 is 8461376921125.

It is a super-2 number, since 2×5211296731648² (a number of 26 digits) contains 22 as substring.

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, 981594018 + ... + 981599326.

It is an arithmetic number, because the mean of its divisors is an integer number (74683096092).

Almost surely, 2^{5211296731648} 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 5211296731648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5974647687360).

5211296731648 is an abundant number, since it is smaller than the sum of its proper divisors (6737998643072).

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

5211296731648 is an equidigital number, since it uses as much as digits as its factorization.

5211296731648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6418 (or 6402 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 55.

The spelling of 5211296731648 in words is "five trillion, two hundred eleven billion, two hundred ninety-six million, seven hundred thirty-one thousand, six hundred forty-eight".