1955097755063 has 4 divisors (see below), whose sum is σ = 1955118345648. Its totient is φ = 1955077164480.

The previous prime is 1955097755053. The next prime is 1955097755111. The reversal of 1955097755063 is 3605577905591.

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

It is a cyclic number.

It is not a de Polignac number, because 1955097755063 - 2⁴ = 1955097755047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1955097754987 and 1955097755005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1955097755053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10152203 + ... + 10342988.

It is an arithmetic number, because the mean of its divisors is an integer number (488779586412).

Almost surely, 2^{1955097755063} is an apocalyptic number.

1955097755063 is a deficient number, since it is larger than the sum of its proper divisors (20590585).

1955097755063 is an equidigital number, since it uses as much as digits as its factorization.

1955097755063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20590584.

The product of its (nonzero) digits is 44651250, while the sum is 62.

The spelling of 1955097755063 in words is "one trillion, nine hundred fifty-five billion, ninety-seven million, seven hundred fifty-five thousand, sixty-three".