425473387700 has 144 divisors (see below), whose sum is σ = 956633146560. Its totient is φ = 164147328000.

The previous prime is 425473387693. The next prime is 425473387723. The reversal of 425473387700 is 7783374524.

It is a super-3 number, since 3×425473387700³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 132834299 + ... + 132837501.

It is an arithmetic number, because the mean of its divisors is an integer number (6643285740).

Almost surely, 2^425473387700 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 425473387700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (478316573280).

425473387700 is an abundant number, since it is smaller than the sum of its proper divisors (531159758860).

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

425473387700 is a wasteful number, since it uses less digits than its factorization.

425473387700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618 (or 3611 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 50.

The spelling of 425473387700 in words is "four hundred twenty-five billion, four hundred seventy-three million, three hundred eighty-seven thousand, seven hundred".