1982402510 has 16 divisors (see below), whose sum is σ = 3892717872. Its totient is φ = 720873600.

The previous prime is 1982402507. The next prime is 1982402531. The reversal of 1982402510 is 152042891.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 9010811 + ... + 9011030.

It is an arithmetic number, because the mean of its divisors is an integer number (243294867).

Almost surely, 2^1982402510 is an apocalyptic number.

1982402510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1982402510 is a deficient number, since it is larger than the sum of its proper divisors (1910315362).

1982402510 is a wasteful number, since it uses less digits than its factorization.

1982402510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18021859.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 1982402510 is about 44524.1789368428. The cubic root of 1982402510 is about 1256.2149174299.

The spelling of 1982402510 in words is "one billion, nine hundred eighty-two million, four hundred two thousand, five hundred ten".