53742632158 has 4 divisors (see below), whose sum is σ = 80613948240. Its totient is φ = 26871316078.

The previous prime is 53742632147. The next prime is 53742632161. The reversal of 53742632158 is 85123624735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85123624735 = 5 ⋅17024724947.

It is a super-2 number, since 2×53742632158² (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, 13435658038 + ... + 13435658041.

It is an arithmetic number, because the mean of its divisors is an integer number (20153487060).

Almost surely, 2^53742632158 is an apocalyptic number.

53742632158 is a deficient number, since it is larger than the sum of its proper divisors (26871316082).

53742632158 is a wasteful number, since it uses less digits than its factorization.

53742632158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26871316081.

The product of its digits is 1209600, while the sum is 46.

The spelling of 53742632158 in words is "fifty-three billion, seven hundred forty-two million, six hundred thirty-two thousand, one hundred fifty-eight".