3520036867020 has 48 divisors (see below), whose sum is σ = 9861725942880. Its totient is φ = 938141001216.

The previous prime is 3520036867019. The next prime is 3520036867021. The reversal of 3520036867020 is 207686300253.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3520036867019) and next prime (3520036867021).

It is not an unprimeable number, because it can be changed into a prime (3520036867021) 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 15 ways as a sum of consecutive naturals, for example, 16628215 + ... + 16838574.

It is an arithmetic number, because the mean of its divisors is an integer number (205452623810).

Almost surely, 2^{3520036867020} is an apocalyptic number.

3520036867020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3520036867020 is an abundant number, since it is smaller than the sum of its proper divisors (6341689075860).

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

3520036867020 is a wasteful number, since it uses less digits than its factorization.

3520036867020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33468554 (or 33468552 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 3520036867020 in words is "three trillion, five hundred twenty billion, thirty-six million, eight hundred sixty-seven thousand, twenty".