2794123051505 has 16 divisors (see below), whose sum is σ = 3501071631360. Its totient is φ = 2136679330368.

The previous prime is 2794123051477. The next prime is 2794123051567. The reversal of 2794123051505 is 5051503214972.

It is a cyclic number.

It is not a de Polignac number, because 2794123051505 - 2³⁸ = 2519245144561 is a prime.

It is a super-2 number, since 2×2794123051505² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7965185 + ... + 8308574.

It is an arithmetic number, because the mean of its divisors is an integer number (218816976960).

Almost surely, 2^{2794123051505} is an apocalyptic number.

It is an amenable number.

2794123051505 is a deficient number, since it is larger than the sum of its proper divisors (706948579855).

2794123051505 is a wasteful number, since it uses less digits than its factorization.

2794123051505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16275280.

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 2794123051505 in words is "two trillion, seven hundred ninety-four billion, one hundred twenty-three million, fifty-one thousand, five hundred five".