425464821936 has 640 divisors, whose sum is σ = 1562779975680. Its totient is φ = 107632281600.

The previous prime is 425464821911. The next prime is 425464821961. The reversal of 425464821936 is 639128464524.

425464821936 is a `hidden beast` number, since 4 + 2 + 546 + 4 + 8 + 2 + 1 + 93 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (425464821911) and next prime (425464821961).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 201545521 + ... + 201547631.

It is an arithmetic number, because the mean of its divisors is an integer number (2441843712).

Almost surely, 2^425464821936 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 425464821936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (781389987840).

425464821936 is an abundant number, since it is smaller than the sum of its proper divisors (1137315153744).

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

425464821936 is a wasteful number, since it uses less digits than its factorization.

425464821936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302 (or 2290 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The spelling of 425464821936 in words is "four hundred twenty-five billion, four hundred sixty-four million, eight hundred twenty-one thousand, nine hundred thirty-six".