139733471819 has 8 divisors (see below), whose sum is σ = 147759077760. Its totient is φ = 131927745600.

The previous prime is 139733471719. The next prime is 139733471827. The reversal of 139733471819 is 918174337931.

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 139733471819 - 2¹² = 139733467723 is a prime.

It is a super-2 number, since 2×139733471819² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139733471219) 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, 54968624 + ... + 54971165.

It is an arithmetic number, because the mean of its divisors is an integer number (18469884720).

Almost surely, 2^139733471819 is an apocalyptic number.

139733471819 is a deficient number, since it is larger than the sum of its proper divisors (8025605941).

139733471819 is a wasteful number, since it uses less digits than its factorization.

139733471819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109939861.

The product of its digits is 3429216, while the sum is 56.

The spelling of 139733471819 in words is "one hundred thirty-nine billion, seven hundred thirty-three million, four hundred seventy-one thousand, eight hundred nineteen".