426525036216 has 128 divisors (see below), whose sum is σ = 1150714736640. Its totient is φ = 131360486400.

The previous prime is 426525036191. The next prime is 426525036263. The reversal of 426525036216 is 612630525624.

It is a super-2 number, since 2×426525036216² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9234556 + ... + 9280628.

It is an arithmetic number, because the mean of its divisors is an integer number (8989958880).

Almost surely, 2^426525036216 is an apocalyptic number.

426525036216 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426525036216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575357368320).

426525036216 is an abundant number, since it is smaller than the sum of its proper divisors (724189700424).

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

426525036216 is a wasteful number, since it uses less digits than its factorization.

426525036216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46677 (or 46673 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 426525036216 in words is "four hundred twenty-six billion, five hundred twenty-five million, thirty-six thousand, two hundred sixteen".