4125328653440 has 32 divisors (see below), whose sum is σ = 9862113813660. Its totient is φ = 1650131461120.

The previous prime is 4125328653403. The next prime is 4125328653497. The reversal of 4125328653440 is 443568235214.

It can be written as a sum of positive squares in 2 ways, for example, as 3919481333824 + 205847319616 = 1979768^2 + 453704^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3222912371 + ... + 3222913650.

Almost surely, 2^{4125328653440} is an apocalyptic number.

4125328653440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4125328653440 is an abundant number, since it is smaller than the sum of its proper divisors (5736785160220).

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

4125328653440 is an equidigital number, since it uses as much as digits as its factorization.

4125328653440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6445826040 (or 6445826028 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 4125328653440 in words is "four trillion, one hundred twenty-five billion, three hundred twenty-eight million, six hundred fifty-three thousand, four hundred forty".