2634760437681 has 16 divisors (see below), whose sum is σ = 3533163932480. Its totient is φ = 1746436023360.

The previous prime is 2634760437679. The next prime is 2634760437719. The reversal of 2634760437681 is 1867340674362.

It is not a de Polignac number, because 2634760437681 - 2¹ = 2634760437679 is a prime.

It is a super-2 number, since 2×2634760437681² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2634760430681) 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, 2093826 + ... + 3107028.

It is an arithmetic number, because the mean of its divisors is an integer number (220822745780).

Almost surely, 2^{2634760437681} is an apocalyptic number.

It is an amenable number.

2634760437681 is a deficient number, since it is larger than the sum of its proper divisors (898403494799).

2634760437681 is a wasteful number, since it uses less digits than its factorization.

2634760437681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018176.

The product of its (nonzero) digits is 24385536, while the sum is 57.

The spelling of 2634760437681 in words is "two trillion, six hundred thirty-four billion, seven hundred sixty million, four hundred thirty-seven thousand, six hundred eighty-one".