82992007402 has 8 divisors (see below), whose sum is σ = 124513139556. Its totient is φ = 41487627552.

The previous prime is 82992007327. The next prime is 82992007487. The reversal of 82992007402 is 20470029928.

It can be written as a sum of positive squares in 2 ways, for example, as 71134757521 + 11857249881 = 266711^2 + 108891^2 .

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

It is a super-2 number, since 2×82992007402² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4175683 + ... + 4195510.

Almost surely, 2^82992007402 is an apocalyptic number.

82992007402 is a deficient number, since it is larger than the sum of its proper divisors (41521132154).

82992007402 is a wasteful number, since it uses less digits than its factorization.

82992007402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8376152.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 82992007402 in words is "eighty-two billion, nine hundred ninety-two million, seven thousand, four hundred two".