422540355651 has 16 divisors (see below), whose sum is σ = 579184555008. Its totient is φ = 273874248000.

The previous prime is 422540355649. The next prime is 422540355659. The reversal of 422540355651 is 156553045224.

It is not a de Polignac number, because 422540355651 - 2¹ = 422540355649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422540355659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9901690 + ... + 9944271.

It is an arithmetic number, because the mean of its divisors is an integer number (36199034688).

Almost surely, 2^422540355651 is an apocalyptic number.

422540355651 is a deficient number, since it is larger than the sum of its proper divisors (156644199357).

422540355651 is a wasteful number, since it uses less digits than its factorization.

422540355651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19846162.

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 422540355651 in words is "four hundred twenty-two billion, five hundred forty million, three hundred fifty-five thousand, six hundred fifty-one".