3256126436220 has 48 divisors (see below), whose sum is σ = 10419604597248. Its totient is φ = 744257471040.

The previous prime is 3256126436201. The next prime is 3256126436263. The reversal of 3256126436220 is 226346216523.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3876340576 + ... + 3876341415.

It is an arithmetic number, because the mean of its divisors is an integer number (217075095776).

Almost surely, 2^{3256126436220} is an apocalyptic number.

3256126436220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3256126436220 is an abundant number, since it is smaller than the sum of its proper divisors (7163478161028).

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

3256126436220 is a wasteful number, since it uses less digits than its factorization.

3256126436220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752682010 (or 7752682008 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 3256126436220 in words is "three trillion, two hundred fifty-six billion, one hundred twenty-six million, four hundred thirty-six thousand, two hundred twenty".