426044141061720 has 256 divisors, whose sum is σ = 1310236543549440. Its totient is φ = 110776435066368.

The previous prime is 426044141061703. The next prime is 426044141061743. The reversal of 426044141061720 is 27160141440624.

It is a super-2 number, since 2×426044141061720² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7634214057 + ... + 7634269863.

It is an arithmetic number, because the mean of its divisors is an integer number (5118111498240).

Almost surely, 2^{426044141061720} is an apocalyptic number.

426044141061720 is a gapful number since it is divisible by the number (40) 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 426044141061720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (655118271774720).

426044141061720 is an abundant number, since it is smaller than the sum of its proper divisors (884192402487720).

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

426044141061720 is a wasteful number, since it uses less digits than its factorization.

426044141061720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60934 (or 60930 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 426044141061720 in words is "four hundred twenty-six trillion, forty-four billion, one hundred forty-one million, sixty-one thousand, seven hundred twenty".