82351946990 has 32 divisors (see below), whose sum is σ = 153772344000. Its totient is φ = 31716256768.

The previous prime is 82351946953. The next prime is 82351947053. The reversal of 82351946990 is 9964915328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291395 + ... + 499614.

It is an arithmetic number, because the mean of its divisors is an integer number (4805385750).

Almost surely, 2^82351946990 is an apocalyptic number.

82351946990 is a deficient number, since it is larger than the sum of its proper divisors (71420397010).

82351946990 is a wasteful number, since it uses less digits than its factorization.

82351946990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791404.

The product of its (nonzero) digits is 4199040, while the sum is 56.

The spelling of 82351946990 in words is "eighty-two billion, three hundred fifty-one million, nine hundred forty-six thousand, nine hundred ninety".