42450535651212 has 120 divisors (see below), whose sum is σ = 122053331902656. Its totient is φ = 12783794637312.

The previous prime is 42450535651207. The next prime is 42450535651261. The reversal of 42450535651212 is 21215653505424.

42450535651212 is a `hidden beast` number, since 4 + 2 + 4 + 50 + 535 + 6 + 51 + 2 + 12 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 107019853 + ... + 107415780.

Almost surely, 2^{42450535651212} is an apocalyptic number.

It is an amenable number.

42450535651212 is an abundant number, since it is smaller than the sum of its proper divisors (79602796251444).

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

42450535651212 is a wasteful number, since it uses less digits than its factorization.

42450535651212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214435709 (or 214435698 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 42450535651212 in words is "forty-two trillion, four hundred fifty billion, five hundred thirty-five million, six hundred fifty-one thousand, two hundred twelve".