420222715726 has 64 divisors (see below), whose sum is σ = 734588035776. Its totient is φ = 179655843840.

The previous prime is 420222715637. The next prime is 420222715727. The reversal of 420222715726 is 627517222024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420222715727) 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, 124582576 + ... + 124585948.

It is an arithmetic number, because the mean of its divisors is an integer number (11477938059).

Almost surely, 2^420222715726 is an apocalyptic number.

420222715726 is a deficient number, since it is larger than the sum of its proper divisors (314365320050).

420222715726 is a wasteful number, since it uses less digits than its factorization.

420222715726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6178 (or 6156 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 40.

The spelling of 420222715726 in words is "four hundred twenty billion, two hundred twenty-two million, seven hundred fifteen thousand, seven hundred twenty-six".