82265697830 has 16 divisors (see below), whose sum is σ = 155871848880. Its totient is φ = 31174369632.

The previous prime is 82265697821. The next prime is 82265697853. The reversal of 82265697830 is 3879656228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216488489 + ... + 216488868.

It is an arithmetic number, because the mean of its divisors is an integer number (9741990555).

Almost surely, 2^82265697830 is an apocalyptic number.

82265697830 is a deficient number, since it is larger than the sum of its proper divisors (73606151050).

82265697830 is a wasteful number, since it uses less digits than its factorization.

82265697830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432977383.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 82265697830 in words is "eighty-two billion, two hundred sixty-five million, six hundred ninety-seven thousand, eight hundred thirty".