425345729536 has 704 divisors, whose sum is σ = 1165321400320. Its totient is φ = 150493593600.

The previous prime is 425345729531. The next prime is 425345729591. The reversal of 425345729536 is 635927543524.

It is not an unprimeable number, because it can be changed into a prime (425345729531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2816859061 + ... + 2816859211.

It is an arithmetic number, because the mean of its divisors is an integer number (1655286080).

Almost surely, 2^425345729536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425345729536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (582660700160).

425345729536 is an abundant number, since it is smaller than the sum of its proper divisors (739975670784).

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

425345729536 is a wasteful number, since it uses less digits than its factorization.

425345729536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 272 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 55.

The spelling of 425345729536 in words is "four hundred twenty-five billion, three hundred forty-five million, seven hundred twenty-nine thousand, five hundred thirty-six".