105920204062455 has 96 divisors (see below), whose sum is σ = 192009782016000. Its totient is φ = 53912837577984.

The previous prime is 105920204062447. The next prime is 105920204062481. The reversal of 105920204062455 is 554260402029501.

105920204062455 is a `hidden beast` number, since 1 + 0 + 592 + 0 + 2 + 0 + 4 + 0 + 6 + 2 + 4 + 55 = 666.

It is not a de Polignac number, because 105920204062455 - 2³ = 105920204062447 is a prime.

It is a super-2 number, since 2×105920204062455² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 105920204062455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 852764446 + ... + 852888644.

It is an arithmetic number, because the mean of its divisors is an integer number (2000101896000).

Almost surely, 2^{105920204062455} is an apocalyptic number.

105920204062455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105920204062455 is a deficient number, since it is larger than the sum of its proper divisors (86089577953545).

105920204062455 is a wasteful number, since it uses less digits than its factorization.

105920204062455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126085 (or 126082 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 105920204062455 in words is "one hundred five trillion, nine hundred twenty billion, two hundred four million, sixty-two thousand, four hundred fifty-five".