3685051077121 has 16 divisors (see below), whose sum is σ = 3824118315520. Its totient is φ = 3547250703360.

The previous prime is 3685051077101. The next prime is 3685051077139. The reversal of 3685051077121 is 1217701505863.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3685051077121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3685051077101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53172190 + ... + 53241448.

It is an arithmetic number, because the mean of its divisors is an integer number (239007394720).

Almost surely, 2^{3685051077121} is an apocalyptic number.

3685051077121 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3685051077121 is a deficient number, since it is larger than the sum of its proper divisors (139067238399).

3685051077121 is a wasteful number, since it uses less digits than its factorization.

3685051077121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78376.

The product of its (nonzero) digits is 352800, while the sum is 46.

The spelling of 3685051077121 in words is "three trillion, six hundred eighty-five billion, fifty-one million, seventy-seven thousand, one hundred twenty-one".