82694961947 has 8 divisors (see below), whose sum is σ = 89200458816. Its totient is φ = 76210085952.

The previous prime is 82694961929. The next prime is 82694961997. The reversal of 82694961947 is 74916949628.

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

It is not a de Polignac number, because 82694961947 - 2²⁶ = 82627853083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82694961917) 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, 5146883 + ... + 5162924.

It is an arithmetic number, because the mean of its divisors is an integer number (11150057352).

Almost surely, 2^82694961947 is an apocalyptic number.

82694961947 is a deficient number, since it is larger than the sum of its proper divisors (6505496869).

82694961947 is a wasteful number, since it uses less digits than its factorization.

82694961947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10310437.

The product of its digits is 47029248, while the sum is 65.

The spelling of 82694961947 in words is "eighty-two billion, six hundred ninety-four million, nine hundred sixty-one thousand, nine hundred forty-seven".