3561095551380 has 96 divisors (see below), whose sum is σ = 10008350440704. Its totient is φ = 946080113664.

The previous prime is 3561095551379. The next prime is 3561095551397. The reversal of 3561095551380 is 831555901653.

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 31 ways as a sum of consecutive naturals, for example, 21244657 + ... + 21411623.

It is an arithmetic number, because the mean of its divisors is an integer number (104253650424).

Almost surely, 2^{3561095551380} is an apocalyptic number.

3561095551380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3561095551380 is an abundant number, since it is smaller than the sum of its proper divisors (6447254889324).

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

3561095551380 is a wasteful number, since it uses less digits than its factorization.

3561095551380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168305 (or 168303 counting only the distinct ones).

The product of its (nonzero) digits is 2430000, while the sum is 51.

The spelling of 3561095551380 in words is "three trillion, five hundred sixty-one billion, ninety-five million, five hundred fifty-one thousand, three hundred eighty".