2149272265608 has 128 divisors (see below), whose sum is σ = 6430665628800. Its totient is φ = 661189195008.

The previous prime is 2149272265603. The next prime is 2149272265633. The reversal of 2149272265608 is 8065622729412.

2149272265608 is a `hidden beast` number, since 2 + 1 + 4 + 9 + 2 + 7 + 2 + 26 + 5 + 608 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2149272265603) 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 31 ways as a sum of consecutive naturals, for example, 15326466 + ... + 15466062.

It is an arithmetic number, because the mean of its divisors is an integer number (50239575225).

Almost surely, 2^{2149272265608} 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 2149272265608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3215332814400).

2149272265608 is an abundant number, since it is smaller than the sum of its proper divisors (4281393363192).

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

2149272265608 is a wasteful number, since it uses less digits than its factorization.

2149272265608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145108 (or 145098 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 2149272265608 in words is "two trillion, one hundred forty-nine billion, two hundred seventy-two million, two hundred sixty-five thousand, six hundred eight".