84910425982 has 4 divisors (see below), whose sum is σ = 127365638976. Its totient is φ = 42455212990.

The previous prime is 84910425961. The next prime is 84910425989. The reversal of 84910425982 is 28952401948.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84910425989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21227606494 + ... + 21227606497.

It is an arithmetic number, because the mean of its divisors is an integer number (31841409744).

Almost surely, 2^84910425982 is an apocalyptic number.

84910425982 is a deficient number, since it is larger than the sum of its proper divisors (42455212994).

84910425982 is a wasteful number, since it uses less digits than its factorization.

84910425982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42455212993.

The product of its (nonzero) digits is 1658880, while the sum is 52.

The spelling of 84910425982 in words is "eighty-four billion, nine hundred ten million, four hundred twenty-five thousand, nine hundred eighty-two".