53154364685 has 4 divisors (see below), whose sum is σ = 63785237628. Its totient is φ = 42523491744.

The previous prime is 53154364667. The next prime is 53154364691. The reversal of 53154364685 is 58646345135.

It is a happy number.

53154364685 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 can be written as a sum of positive squares in 2 ways, for example, as 23977283716 + 29177080969 = 154846^2 + 170813^2 .

It is a cyclic number.

It is not a de Polignac number, because 53154364685 - 2¹⁸ = 53154102541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5315436464 + ... + 5315436473.

It is an arithmetic number, because the mean of its divisors is an integer number (15946309407).

Almost surely, 2^53154364685 is an apocalyptic number.

It is an amenable number.

53154364685 is a deficient number, since it is larger than the sum of its proper divisors (10630872943).

53154364685 is a wasteful number, since it uses less digits than its factorization.

53154364685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10630872942.

The product of its digits is 5184000, while the sum is 50.

The spelling of 53154364685 in words is "fifty-three billion, one hundred fifty-four million, three hundred sixty-four thousand, six hundred eighty-five".