1361016265620 has 48 divisors (see below), whose sum is σ = 4157286049728. Its totient is φ = 329943336960.

The previous prime is 1361016265619. The next prime is 1361016265633. The reversal of 1361016265620 is 265626101631.

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, 1031072269 + ... + 1031073588.

It is an arithmetic number, because the mean of its divisors is an integer number (86610126036).

Almost surely, 2^{1361016265620} is an apocalyptic number.

1361016265620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1361016265620 is an abundant number, since it is smaller than the sum of its proper divisors (2796269784108).

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

1361016265620 is a wasteful number, since it uses less digits than its factorization.

1361016265620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062145880 (or 2062145878 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 1361016265620 in words is "one trillion, three hundred sixty-one billion, sixteen million, two hundred sixty-five thousand, six hundred twenty".