53774647371361 has 6 divisors (see below), whose sum is σ = 62554181636130. Its totient is φ = 46092554889696.

The previous prime is 53774647371299. The next prime is 53774647371391. The reversal of 53774647371361 is 16317374647735.

It can be written as a sum of positive squares in only one way, i.e., 41790484277136 + 11984163094225 = 6464556^2 + 3461815^2 .

It is not a de Polignac number, because 53774647371361 - 2⁹ = 53774647370849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53774647371293 and 53774647371302.

It is not an unprimeable number, because it can be changed into a prime (53774647371391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 548720891496 + ... + 548720891593.

It is an arithmetic number, because the mean of its divisors is an integer number (10425696939355).

Almost surely, 2^{53774647371361} is an apocalyptic number.

It is an amenable number.

53774647371361 is a deficient number, since it is larger than the sum of its proper divisors (8779534264769).

53774647371361 is a wasteful number, since it uses less digits than its factorization.

53774647371361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097441783103 (or 1097441783096 counting only the distinct ones).

The product of its digits is 186701760, while the sum is 64.

The spelling of 53774647371361 in words is "fifty-three trillion, seven hundred seventy-four billion, six hundred forty-seven million, three hundred seventy-one thousand, three hundred sixty-one".