120877256104455 has 16 divisors (see below), whose sum is σ = 193672599505920. Its totient is φ = 64378206676128.

The previous prime is 120877256104453. The next prime is 120877256104463. The reversal of 120877256104455 is 554401652778021.

It is not a de Polignac number, because 120877256104455 - 2¹ = 120877256104453 is a prime.

It is a super-2 number, since 2×120877256104455² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120877256104395 and 120877256104404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120877256104453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5603941747 + ... + 5603963316.

It is an arithmetic number, because the mean of its divisors is an integer number (12104537469120).

Almost surely, 2^{120877256104455} is an apocalyptic number.

120877256104455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120877256104455 is a deficient number, since it is larger than the sum of its proper divisors (72795343401465).

120877256104455 is a wasteful number, since it uses less digits than its factorization.

120877256104455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11207905790.

The product of its (nonzero) digits is 18816000, while the sum is 57.

The spelling of 120877256104455 in words is "one hundred twenty trillion, eight hundred seventy-seven billion, two hundred fifty-six million, one hundred four thousand, four hundred fifty-five".