3791371166739 has 48 divisors (see below), whose sum is σ = 6216451288320. Its totient is φ = 2207378174400.

The previous prime is 3791371166633. The next prime is 3791371166783. The reversal of 3791371166739 is 9376611731973.

3791371166739 is a `hidden beast` number, since 3 + 79 + 1 + 371 + 166 + 7 + 39 = 666.

It is not a de Polignac number, because 3791371166739 - 2¹⁵ = 3791371133971 is a prime.

It is a super-2 number, since 2×3791371166739² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3791371166039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 503964 + ... + 2799414.

It is an arithmetic number, because the mean of its divisors is an integer number (129509401840).

Almost surely, 2^{3791371166739} is an apocalyptic number.

3791371166739 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3791371166739 is a deficient number, since it is larger than the sum of its proper divisors (2425080121581).

3791371166739 is a wasteful number, since it uses less digits than its factorization.

3791371166739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296232 (or 2296229 counting only the distinct ones).

The product of its digits is 27005076, while the sum is 63.

The spelling of 3791371166739 in words is "three trillion, seven hundred ninety-one billion, three hundred seventy-one million, one hundred sixty-six thousand, seven hundred thirty-nine".