3740373747681 has 16 divisors (see below), whose sum is σ = 5091652446720. Its totient is φ = 2441705397120.

The previous prime is 3740373747659. The next prime is 3740373747707. The reversal of 3740373747681 is 1867473730473.

It is a happy number.

It is not a de Polignac number, because 3740373747681 - 2⁹ = 3740373747169 is a prime.

It is a super-2 number, since 2×3740373747681² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3740373747641) 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, 45786996 + ... + 45868613.

It is an arithmetic number, because the mean of its divisors is an integer number (318228277920).

Almost surely, 2^{3740373747681} is an apocalyptic number.

It is an amenable number.

3740373747681 is a deficient number, since it is larger than the sum of its proper divisors (1351278699039).

3740373747681 is a wasteful number, since it uses less digits than its factorization.

3740373747681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91655896.

The product of its (nonzero) digits is 49787136, while the sum is 60.

The spelling of 3740373747681 in words is "three trillion, seven hundred forty billion, three hundred seventy-three million, seven hundred forty-seven thousand, six hundred eighty-one".