801543284140 has 24 divisors (see below), whose sum is σ = 1683928878912. Its totient is φ = 320486269440.

The previous prime is 801543284119. The next prime is 801543284147. The reversal of 801543284140 is 41482345108.

It is a junction number, because it is equal to n+sod(n) for n = 801543284093 and 801543284102.

It is not an unprimeable number, because it can be changed into a prime (801543284147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8140101 + ... + 8237980.

It is an arithmetic number, because the mean of its divisors is an integer number (70163703288).

Almost surely, 2^801543284140 is an apocalyptic number.

It is an amenable number.

801543284140 is an abundant number, since it is smaller than the sum of its proper divisors (882385594772).

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

801543284140 is a wasteful number, since it uses less digits than its factorization.

801543284140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16380537 (or 16380535 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 40.

The spelling of 801543284140 in words is "eight hundred one billion, five hundred forty-three million, two hundred eighty-four thousand, one hundred forty".