3261745629492 has 48 divisors (see below), whose sum is σ = 8699848335360. Its totient is φ = 931728038112.

The previous prime is 3261745629479. The next prime is 3261745629503. The reversal of 3261745629492 is 2949265471623.

It is a happy number.

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, 3756388 + ... + 4542459.

It is an arithmetic number, because the mean of its divisors is an integer number (181246840320).

Almost surely, 2^{3261745629492} is an apocalyptic number.

It is an amenable number.

3261745629492 is an abundant number, since it is smaller than the sum of its proper divisors (5438102705868).

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

3261745629492 is a wasteful number, since it uses less digits than its factorization.

3261745629492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8303540 (or 8303538 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 60.

The spelling of 3261745629492 in words is "three trillion, two hundred sixty-one billion, seven hundred forty-five million, six hundred twenty-nine thousand, four hundred ninety-two".