5154638917848 has 64 divisors (see below), whose sum is σ = 14728097579520. Its totient is φ = 1472698195200.

The previous prime is 5154638917843. The next prime is 5154638917859. The reversal of 5154638917848 is 8487198364515.

It is a super-2 number, since 2×5154638917848² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5154638917843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3973668 + ... + 5108748.

It is an arithmetic number, because the mean of its divisors is an integer number (230126524680).

Almost surely, 2^{5154638917848} is an apocalyptic number.

It is an amenable number.

5154638917848 is an abundant number, since it is smaller than the sum of its proper divisors (9573458661672).

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

5154638917848 is a wasteful number, since it uses less digits than its factorization.

5154638917848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162128 (or 1162124 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 69.

The spelling of 5154638917848 in words is "five trillion, one hundred fifty-four billion, six hundred thirty-eight million, nine hundred seventeen thousand, eight hundred forty-eight".