536719231339721 has 8 divisors (see below), whose sum is σ = 538706253386304. Its totient is φ = 534732564743280.

The previous prime is 536719231339699. The next prime is 536719231339801. The reversal of 536719231339721 is 127933132917635.

It is a happy number.

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 536719231339721 - 2²⁶ = 536719164230857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (536719231359721) 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, 85836815 + ... + 91877076.

It is an arithmetic number, because the mean of its divisors is an integer number (67338281673288).

Almost surely, 2^{536719231339721} is an apocalyptic number.

It is an amenable number.

536719231339721 is a deficient number, since it is larger than the sum of its proper divisors (1987022046583).

536719231339721 is a wasteful number, since it uses less digits than its factorization.

536719231339721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177725071.

The product of its digits is 38578680, while the sum is 62.

The spelling of 536719231339721 in words is "five hundred thirty-six trillion, seven hundred nineteen billion, two hundred thirty-one million, three hundred thirty-nine thousand, seven hundred twenty-one".