1982531437910 has 32 divisors (see below), whose sum is σ = 3757529852640. Its totient is φ = 751044172032.

The previous prime is 1982531437889. The next prime is 1982531437927. The reversal of 1982531437910 is 197341352891.

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, 983009 + ... + 2220668.

It is an arithmetic number, because the mean of its divisors is an integer number (117422807895).

Almost surely, 2^{1982531437910} is an apocalyptic number.

1982531437910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1982531437910 is a deficient number, since it is larger than the sum of its proper divisors (1774998414730).

1982531437910 is a wasteful number, since it uses less digits than its factorization.

1982531437910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206960.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 1982531437910 in words is "one trillion, nine hundred eighty-two billion, five hundred thirty-one million, four hundred thirty-seven thousand, nine hundred ten".