53105532406 has 4 divisors (see below), whose sum is σ = 79658298612. Its totient is φ = 26552766202.

The previous prime is 53105532397. The next prime is 53105532413. The reversal of 53105532406 is 60423550135.

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

It is a super-2 number, since 2×53105532406² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13276383100 + ... + 13276383103.

It is an arithmetic number, because the mean of its divisors is an integer number (19914574653).

Almost surely, 2^53105532406 is an apocalyptic number.

53105532406 is a deficient number, since it is larger than the sum of its proper divisors (26552766206).

53105532406 is a wasteful number, since it uses less digits than its factorization.

53105532406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26552766205.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 53105532406 in words is "fifty-three billion, one hundred five million, five hundred thirty-two thousand, four hundred six".