2669852291838 has 32 divisors (see below), whose sum is σ = 5746490192160. Its totient is φ = 823869557760.

The previous prime is 2669852291837. The next prime is 2669852291839. The reversal of 2669852291838 is 8381922589662.

It is an interprime number because it is at equal distance from previous prime (2669852291837) and next prime (2669852291839).

It is a super-2 number, since 2×2669852291838² (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 (2669852291837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214543143 + ... + 214555586.

It is an arithmetic number, because the mean of its divisors is an integer number (179577818505).

Almost surely, 2^{2669852291838} is an apocalyptic number.

2669852291838 is an abundant number, since it is smaller than the sum of its proper divisors (3076637900322).

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

2669852291838 is a wasteful number, since it uses less digits than its factorization.

2669852291838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429098812.

The product of its digits is 179159040, while the sum is 69.

The spelling of 2669852291838 in words is "two trillion, six hundred sixty-nine billion, eight hundred fifty-two million, two hundred ninety-one thousand, eight hundred thirty-eight".