120340830646677 has 48 divisors (see below), whose sum is σ = 170726206951872. Its totient is φ = 75384873461760.

The previous prime is 120340830646669. The next prime is 120340830646679. The reversal of 120340830646677 is 776646038043021.

It is not a de Polignac number, because 120340830646677 - 2³ = 120340830646669 is a prime.

It is a super-2 number, since 2×120340830646677² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120340830646679) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1650208738 + ... + 1650281660.

It is an arithmetic number, because the mean of its divisors is an integer number (3556795978164).

Almost surely, 2^{120340830646677} is an apocalyptic number.

120340830646677 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

120340830646677 is a deficient number, since it is larger than the sum of its proper divisors (50385376305195).

120340830646677 is a wasteful number, since it uses less digits than its factorization.

120340830646677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76038 (or 76021 counting only the distinct ones).

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

Adding to 120340830646677 its reverse (776646038043021), we get a palindrome (896986868689698).

The spelling of 120340830646677 in words is "one hundred twenty trillion, three hundred forty billion, eight hundred thirty million, six hundred forty-six thousand, six hundred seventy-seven".