53158421579 has 8 divisors (see below), whose sum is σ = 53264306640. Its totient is φ = 53052581376.

The previous prime is 53158421539. The next prime is 53158421599. The reversal of 53158421579 is 97512485135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53158421579 - 2¹² = 53158417483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53158421539) 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, 3307547 + ... + 3323579.

It is an arithmetic number, because the mean of its divisors is an integer number (6658038330).

Almost surely, 2^53158421579 is an apocalyptic number.

53158421579 is a deficient number, since it is larger than the sum of its proper divisors (105885061).

53158421579 is a wasteful number, since it uses less digits than its factorization.

53158421579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22429.

The product of its digits is 1512000, while the sum is 50.

The spelling of 53158421579 in words is "fifty-three billion, one hundred fifty-eight million, four hundred twenty-one thousand, five hundred seventy-nine".