2698267988090 has 16 divisors (see below), whose sum is σ = 4858922271240. Its totient is φ = 1078853885760.

The previous prime is 2698267988057. The next prime is 2698267988093. The reversal of 2698267988090 is 908897628962.

It can be written as a sum of positive squares in 4 ways, for example, as 557129380921 + 2141138607169 = 746411^2 + 1463263^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2698267987999 and 2698267988017.

It is not an unprimeable number, because it can be changed into a prime (2698267988093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56638685 + ... + 56686304.

Almost surely, 2^{2698267988090} is an apocalyptic number.

2698267988090 is a deficient number, since it is larger than the sum of its proper divisors (2160654283150).

2698267988090 is a wasteful number, since it uses less digits than its factorization.

2698267988090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113327377.

The product of its (nonzero) digits is 376233984, while the sum is 74.

The spelling of 2698267988090 in words is "two trillion, six hundred ninety-eight billion, two hundred sixty-seven million, nine hundred eighty-eight thousand, ninety".