321682670490 has 32 divisors (see below), whose sum is σ = 772122637440. Its totient is φ = 85772686784.

The previous prime is 321682670479. The next prime is 321682670501. The reversal of 321682670490 is 94076286123.

It is an interprime number because it is at equal distance from previous prime (321682670479) and next prime (321682670501).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303129 + ... + 857468.

It is an arithmetic number, because the mean of its divisors is an integer number (24128832420).

Almost surely, 2^321682670490 is an apocalyptic number.

321682670490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

321682670490 is an abundant number, since it is smaller than the sum of its proper divisors (450439966950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321682670490 is a wasteful number, since it uses less digits than its factorization.

321682670490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169846.

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 321682670490 in words is "three hundred twenty-one billion, six hundred eighty-two million, six hundred seventy thousand, four hundred ninety".