807571982442 has 8 divisors (see below), whose sum is σ = 1615143964896. Its totient is φ = 269190660812.

The previous prime is 807571982419. The next prime is 807571982467. The reversal of 807571982442 is 244289175708.

It is a sphenic number, since it is the product of 3 distinct primes.

807571982442 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67297665198 + ... + 67297665209.

It is an arithmetic number, because the mean of its divisors is an integer number (201892995612).

Almost surely, 2^807571982442 is an apocalyptic number.

807571982442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

807571982442 is a wasteful number, since it uses less digits than its factorization.

807571982442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134595330412.

The product of its (nonzero) digits is 9031680, while the sum is 57.

The spelling of 807571982442 in words is "eight hundred seven billion, five hundred seventy-one million, nine hundred eighty-two thousand, four hundred forty-two".