120877377890774 has 4 divisors (see below), whose sum is σ = 181316066836164. Its totient is φ = 60438688945386.

The previous prime is 120877377890701. The next prime is 120877377890783. The reversal of 120877377890774 is 477098773778021.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×120877377890774² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120877377890695 and 120877377890704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30219344472692 + ... + 30219344472695.

It is an arithmetic number, because the mean of its divisors is an integer number (45329016709041).

Almost surely, 2^{120877377890774} is an apocalyptic number.

120877377890774 is a deficient number, since it is larger than the sum of its proper divisors (60438688945390).

120877377890774 is an equidigital number, since it uses as much as digits as its factorization.

120877377890774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60438688945389.

The product of its (nonzero) digits is 1626379776, while the sum is 77.

The spelling of 120877377890774 in words is "one hundred twenty trillion, eight hundred seventy-seven billion, three hundred seventy-seven million, eight hundred ninety thousand, seven hundred seventy-four".