425942321630 has 16 divisors (see below), whose sum is σ = 876224204640. Its totient is φ = 146037367392.

The previous prime is 425942321593. The next prime is 425942321639. The reversal of 425942321630 is 36123249524.

It is a super-2 number, since 2×425942321630² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425942321639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3042445085 + ... + 3042445224.

It is an arithmetic number, because the mean of its divisors is an integer number (54764012790).

Almost surely, 2^425942321630 is an apocalyptic number.

425942321630 is an abundant number, since it is smaller than the sum of its proper divisors (450281883010).

425942321630 is a wasteful number, since it uses less digits than its factorization.

425942321630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6084890323.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 425942321630 in words is "four hundred twenty-five billion, nine hundred forty-two million, three hundred twenty-one thousand, six hundred thirty".