969642055 has 4 divisors (see below), whose sum is σ = 1163570472. Its totient is φ = 775713640.

The previous prime is 969642053. The next prime is 969642083. The reversal of 969642055 is 550246969.

969642055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 969642055 - 2¹ = 969642053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 969641996 and 969642014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969642053) 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, 96964201 + ... + 96964210.

It is an arithmetic number, because the mean of its divisors is an integer number (290892618).

Almost surely, 2^969642055 is an apocalyptic number.

969642055 is a deficient number, since it is larger than the sum of its proper divisors (193928417).

969642055 is a wasteful number, since it uses less digits than its factorization.

969642055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193928416.

The product of its (nonzero) digits is 583200, while the sum is 46.

The square root of 969642055 is about 31139.0760139090. The cubic root of 969642055 is about 989.7765216753.

The spelling of 969642055 in words is "nine hundred sixty-nine million, six hundred forty-two thousand, fifty-five".