42216733091720 has 64 divisors (see below), whose sum is σ = 103644407433600. Its totient is φ = 15348351585280.

The previous prime is 42216733091699. The next prime is 42216733091789. The reversal of 42216733091720 is 2719033761224.

It is a happy number.

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, 7839740 + ... + 12078699.

It is an arithmetic number, because the mean of its divisors is an integer number (1619443866150).

Almost surely, 2^{42216733091720} is an apocalyptic number.

42216733091720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42216733091720 is an abundant number, since it is smaller than the sum of its proper divisors (61427674341880).

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

42216733091720 is a wasteful number, since it uses less digits than its factorization.

42216733091720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19923278 (or 19923274 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 42216733091720 in words is "forty-two trillion, two hundred sixteen billion, seven hundred thirty-three million, ninety-one thousand, seven hundred twenty".