426063401646 has 32 divisors (see below), whose sum is σ = 902304347040. Its totient is φ = 133659181056.

The previous prime is 426063401641. The next prime is 426063401657. The reversal of 426063401646 is 646104360624.

It is a super-3 number, since 3×426063401646³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 426063401598 and 426063401607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426063401641) 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, 1788910 + ... + 2013038.

It is an arithmetic number, because the mean of its divisors is an integer number (28197010845).

Almost surely, 2^426063401646 is an apocalyptic number.

426063401646 is an abundant number, since it is smaller than the sum of its proper divisors (476240945394).

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

426063401646 is a wasteful number, since it uses less digits than its factorization.

426063401646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242788.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 426063401646 in words is "four hundred twenty-six billion, sixty-three million, four hundred one thousand, six hundred forty-six".