43139474963 has 8 divisors (see below), whose sum is σ = 46487910000. Its totient is φ = 39795327648.

The previous prime is 43139474951. The next prime is 43139474999. The reversal of 43139474963 is 36947493134.

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 43139474963 - 2¹⁰ = 43139473939 is a prime.

It is a super-2 number, since 2×43139474963² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43139474933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1051013 + ... + 1091286.

It is an arithmetic number, because the mean of its divisors is an integer number (5810988750).

Almost surely, 2^43139474963 is an apocalyptic number.

43139474963 is a deficient number, since it is larger than the sum of its proper divisors (3348435037).

43139474963 is a wasteful number, since it uses less digits than its factorization.

43139474963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2143861.

The product of its digits is 5878656, while the sum is 53.

The spelling of 43139474963 in words is "forty-three billion, one hundred thirty-nine million, four hundred seventy-four thousand, nine hundred sixty-three".