53425655 has 4 divisors (see below), whose sum is σ = 64110792. Its totient is φ = 42740520.

The previous prime is 53425637. The next prime is 53425661. The reversal of 53425655 is 55652435.

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

It is not a de Polignac number, because 53425655 - 2⁶ = 53425591 is a prime.

It is a super-2 number, since 2×53425655² = 5708601224358050, which contains 22 as substring.

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, 5342561 + ... + 5342570.

It is an arithmetic number, because the mean of its divisors is an integer number (16027698).

Almost surely, 2^53425655 is an apocalyptic number.

53425655 is a deficient number, since it is larger than the sum of its proper divisors (10685137).

53425655 is a wasteful number, since it uses less digits than its factorization.

53425655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10685136.

The product of its digits is 90000, while the sum is 35.

The square root of 53425655 is about 7309.2855328000. The cubic root of 53425655 is about 376.6314813854.

The spelling of 53425655 in words is "fifty-three million, four hundred twenty-five thousand, six hundred fifty-five".