53158947958 has 4 divisors (see below), whose sum is σ = 79738421940. Its totient is φ = 26579473978.

The previous prime is 53158947889. The next prime is 53158948001. The reversal of 53158947958 is 85974985135.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 53158947958.

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, 13289736988 + ... + 13289736991.

It is an arithmetic number, because the mean of its divisors is an integer number (19934605485).

Almost surely, 2^53158947958 is an apocalyptic number.

53158947958 is a deficient number, since it is larger than the sum of its proper divisors (26579473982).

53158947958 is a wasteful number, since it uses less digits than its factorization.

53158947958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26579473981.

The product of its digits is 54432000, while the sum is 64.

The spelling of 53158947958 in words is "fifty-three billion, one hundred fifty-eight million, nine hundred forty-seven thousand, nine hundred fifty-eight".