53775668773 has 8 divisors (see below), whose sum is σ = 53976774176. Its totient is φ = 53574642000.

The previous prime is 53775668753. The next prime is 53775668819. The reversal of 53775668773 is 37786657735.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53775668773 - 2²⁹ = 53238797861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53775668743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1596718 + ... + 1630048.

It is an arithmetic number, because the mean of its divisors is an integer number (6747096772).

Almost surely, 2^53775668773 is an apocalyptic number.

It is an amenable number.

53775668773 is a deficient number, since it is larger than the sum of its proper divisors (201105403).

53775668773 is a wasteful number, since it uses less digits than its factorization.

53775668773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39315.

The product of its digits is 155584800, while the sum is 64.

The spelling of 53775668773 in words is "fifty-three billion, seven hundred seventy-five million, six hundred sixty-eight thousand, seven hundred seventy-three".