2792848021581 has 16 divisors (see below), whose sum is σ = 3743624808000. Its totient is φ = 1852000464768.

The previous prime is 2792848021571. The next prime is 2792848021591. The reversal of 2792848021581 is 1851208482972.

It is an interprime number because it is at equal distance from previous prime (2792848021571) and next prime (2792848021591).

It is not a de Polignac number, because 2792848021581 - 2¹⁷ = 2792847890509 is a prime.

It is a super-2 number, since 2×2792848021581² (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 (2792848021501) 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 15 ways as a sum of consecutive naturals, for example, 1217031 + ... + 2658356.

It is an arithmetic number, because the mean of its divisors is an integer number (233976550500).

Almost surely, 2^{2792848021581} is an apocalyptic number.

It is an amenable number.

2792848021581 is a deficient number, since it is larger than the sum of its proper divisors (950776786419).

2792848021581 is a wasteful number, since it uses less digits than its factorization.

2792848021581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876668.

The product of its (nonzero) digits is 5160960, while the sum is 57.

The spelling of 2792848021581 in words is "two trillion, seven hundred ninety-two billion, eight hundred forty-eight million, twenty-one thousand, five hundred eighty-one".