42530633442 has 32 divisors (see below), whose sum is σ = 103104567360. Its totient is φ = 12888070560.

The previous prime is 42530633437. The next prime is 42530633459. The reversal of 42530633442 is 24433603524.

42530633442 is a `hidden beast` number, since 4 + 2 + 5 + 306 + 3 + 344 + 2 = 666.

It is a super-3 number, since 3×42530633442³ (a number of 33 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 42530633397 and 42530633406.

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, 35799603 + ... + 35800790.

It is an arithmetic number, because the mean of its divisors is an integer number (3222017730).

Almost surely, 2^42530633442 is an apocalyptic number.

42530633442 is an abundant number, since it is smaller than the sum of its proper divisors (60573933918).

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

42530633442 is a wasteful number, since it uses less digits than its factorization.

42530633442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71600415 (or 71600409 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

The spelling of 42530633442 in words is "forty-two billion, five hundred thirty million, six hundred thirty-three thousand, four hundred forty-two".