48897651188 has 12 divisors (see below), whose sum is σ = 85587967332. Its totient is φ = 24443946240.

The previous prime is 48897651161. The next prime is 48897651277. The reversal of 48897651188 is 88115679884.

It can be written as a sum of positive squares in 2 ways, for example, as 36671484004 + 12226167184 = 191498^2 + 110572^2 .

It is a super-2 number, since 2×48897651188² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1197245 + ... + 1237412.

It is an arithmetic number, because the mean of its divisors is an integer number (7132330611).

Almost surely, 2^48897651188 is an apocalyptic number.

It is an amenable number.

48897651188 is a deficient number, since it is larger than the sum of its proper divisors (36690316144).

48897651188 is a wasteful number, since it uses less digits than its factorization.

48897651188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439682 (or 2439680 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 65.

The spelling of 48897651188 in words is "forty-eight billion, eight hundred ninety-seven million, six hundred fifty-one thousand, one hundred eighty-eight".