53025451566 has 16 divisors (see below), whose sum is σ = 107544578688. Its totient is φ = 17426204600.

The previous prime is 53025451561. The next prime is 53025451573. The reversal of 53025451566 is 66515452035.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53025451561) 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, 62236020 + ... + 62236871.

It is an arithmetic number, because the mean of its divisors is an integer number (6721536168).

Almost surely, 2^53025451566 is an apocalyptic number.

53025451566 is an abundant number, since it is smaller than the sum of its proper divisors (54519127122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53025451566 is a wasteful number, since it uses less digits than its factorization.

53025451566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124472967.

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 53025451566 in words is "fifty-three billion, twenty-five million, four hundred fifty-one thousand, five hundred sixty-six".