53900627665 has 8 divisors (see below), whose sum is σ = 65253149928. Its totient is φ = 42738904320.

The previous prime is 53900627633. The next prime is 53900627707. The reversal of 53900627665 is 56672600935.

It is a happy number.

53900627665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 889709584 + 53010918081 = 29828^2 + 230241^2 .

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

It is not a de Polignac number, because 53900627665 - 2⁵ = 53900627633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47699106 + ... + 47700235.

It is an arithmetic number, because the mean of its divisors is an integer number (8156643741).

Almost surely, 2^53900627665 is an apocalyptic number.

It is an amenable number.

53900627665 is a deficient number, since it is larger than the sum of its proper divisors (11352522263).

53900627665 is a wasteful number, since it uses less digits than its factorization.

53900627665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95399459.

The product of its (nonzero) digits is 2041200, while the sum is 49.

The spelling of 53900627665 in words is "fifty-three billion, nine hundred million, six hundred twenty-seven thousand, six hundred sixty-five".