2738880888372 has 18 divisors (see below), whose sum is σ = 6923282245698. Its totient is φ = 912960296112.

The previous prime is 2738880888371. The next prime is 2738880888439.

2738880888372 is a `hidden beast` number, since 27 + 3 + 88 + 80 + 8 + 88 + 372 = 666.

2738880888372 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 2549687207076 + 189193681296 = 1596774^2 + 434964^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 2738880888372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2738880888371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38040012303 + ... + 38040012374.

Almost surely, 2^{2738880888372} is an apocalyptic number.

It is an amenable number.

2738880888372 is an abundant number, since it is smaller than the sum of its proper divisors (4184401357326).

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

2738880888372 is a wasteful number, since it uses less digits than its factorization.

2738880888372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76080024687 (or 76080024682 counting only the distinct ones).

The product of its (nonzero) digits is 462422016, while the sum is 72.

The spelling of 2738880888372 in words is "two trillion, seven hundred thirty-eight billion, eight hundred eighty million, eight hundred eighty-eight thousand, three hundred seventy-two".