325140463770 has 64 divisors (see below), whose sum is σ = 807725761920. Its totient is φ = 83664499968.

The previous prime is 325140463759. The next prime is 325140463771. The reversal of 325140463770 is 77364041523.

It is a super-2 number, since 2×325140463770² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (325140463771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1362537 + ... + 1583283.

It is an arithmetic number, because the mean of its divisors is an integer number (12620715030).

Almost surely, 2^325140463770 is an apocalyptic number.

325140463770 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 325140463770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403862880960).

325140463770 is an abundant number, since it is smaller than the sum of its proper divisors (482585298150).

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

325140463770 is a wasteful number, since it uses less digits than its factorization.

325140463770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222479.

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 325140463770 in words is "three hundred twenty-five billion, one hundred forty million, four hundred sixty-three thousand, seven hundred seventy".