3261203231545 has 8 divisors (see below), whose sum is σ = 4472507289024. Its totient is φ = 2236253644464.

The previous prime is 3261203231509. The next prime is 3261203231603. The reversal of 3261203231545 is 5451323021623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3261203231545 - 2³⁷ = 3123764278073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46588617559 + ... + 46588617628.

It is an arithmetic number, because the mean of its divisors is an integer number (559063411128).

Almost surely, 2^{3261203231545} is an apocalyptic number.

3261203231545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3261203231545 is a deficient number, since it is larger than the sum of its proper divisors (1211304057479).

3261203231545 is an equidigital number, since it uses as much as digits as its factorization.

3261203231545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93177235199.

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 3261203231545 in words is "three trillion, two hundred sixty-one billion, two hundred three million, two hundred thirty-one thousand, five hundred forty-five".