2651073121669 has 8 divisors (see below), whose sum is σ = 3033832210688. Its totient is φ = 2269322622000.

The previous prime is 2651073121603. The next prime is 2651073121673. The reversal of 2651073121669 is 9661213701562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2651073121669 - 2²¹ = 2651071024517 is a prime.

It is a super-2 number, since 2×2651073121669² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2651073151669) 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, 252141702 + ... + 252152215.

It is an arithmetic number, because the mean of its divisors is an integer number (379229026336).

Almost surely, 2^{2651073121669} is an apocalyptic number.

It is an amenable number.

2651073121669 is a deficient number, since it is larger than the sum of its proper divisors (382759089019).

2651073121669 is an equidigital number, since it uses as much as digits as its factorization.

2651073121669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504294675.

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 2651073121669 in words is "two trillion, six hundred fifty-one billion, seventy-three million, one hundred twenty-one thousand, six hundred sixty-nine".