283840450132 has 12 divisors (see below), whose sum is σ = 497287180180. Its totient is φ = 141758398656.

The previous prime is 283840450099. The next prime is 283840450147. The reversal of 283840450132 is 231054048382.

It can be written as a sum of positive squares in 2 ways, for example, as 271580645956 + 12259804176 = 521134^2 + 110724^2 .

It is a super-2 number, since 2×283840450132² (a number of 24 digits) contains 22 as substring.

It is a congruent 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, 40452657 + ... + 40459672.

Almost surely, 2^283840450132 is an apocalyptic number.

It is an amenable number.

283840450132 is a deficient number, since it is larger than the sum of its proper divisors (213446730048).

283840450132 is a wasteful number, since it uses less digits than its factorization.

283840450132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80913210 (or 80913208 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 283840450132 in words is "two hundred eighty-three billion, eight hundred forty million, four hundred fifty thousand, one hundred thirty-two".