3001531456220 has 48 divisors (see below), whose sum is σ = 6947124776928. Its totient is φ = 1080213749760.

The previous prime is 3001531456211. The next prime is 3001531456229. The reversal of 3001531456220 is 226541351003.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3001531456211) and next prime (3001531456229).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3001531456229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70305077 + ... + 70347756.

It is an arithmetic number, because the mean of its divisors is an integer number (144731766186).

Almost surely, 2^{3001531456220} is an apocalyptic number.

It is an amenable number.

3001531456220 is an abundant number, since it is smaller than the sum of its proper divisors (3945593320708).

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

3001531456220 is a wasteful number, since it uses less digits than its factorization.

3001531456220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140652950 (or 140652948 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 3001531456220 in words is "three trillion, one billion, five hundred thirty-one million, four hundred fifty-six thousand, two hundred twenty".