121167764622740 has 24 divisors (see below), whose sum is σ = 277584333499872. Its totient is φ = 44061005317280.

The previous prime is 121167764622739. The next prime is 121167764622743. The reversal of 121167764622740 is 47226467761121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121167764622743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275381283014 + ... + 275381283453.

It is an arithmetic number, because the mean of its divisors is an integer number (11566013895828).

Almost surely, 2^{121167764622740} is an apocalyptic number.

121167764622740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121167764622740 is an abundant number, since it is smaller than the sum of its proper divisors (156416568877132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121167764622740 is a wasteful number, since it uses less digits than its factorization.

121167764622740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550762566487 (or 550762566485 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 56.

The spelling of 121167764622740 in words is "one hundred twenty-one trillion, one hundred sixty-seven billion, seven hundred sixty-four million, six hundred twenty-two thousand, seven hundred forty".