42212660451 has 32 divisors (see below), whose sum is σ = 61037598720. Its totient is φ = 25795355904.

The previous prime is 42212660437. The next prime is 42212660453. The reversal of 42212660451 is 15406621224.

It is not a de Polignac number, because 42212660451 - 2²² = 42208466147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42212660453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10226350 + ... + 10230476.

It is an arithmetic number, because the mean of its divisors is an integer number (1907424960).

Almost surely, 2^42212660451 is an apocalyptic number.

42212660451 is a deficient number, since it is larger than the sum of its proper divisors (18824938269).

42212660451 is a wasteful number, since it uses less digits than its factorization.

42212660451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5915.

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 42212660451 in words is "forty-two billion, two hundred twelve million, six hundred sixty thousand, four hundred fifty-one".