1061616311340 has 96 divisors (see below), whose sum is σ = 3201371099136. Its totient is φ = 261305460480.

The previous prime is 1061616311293. The next prime is 1061616311369. The reversal of 1061616311340 is 431136161601.

It is a super-2 number, since 2×1061616311340² (a number of 25 digits) contains 22 as substring.

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, 18747109 + ... + 18803651.

It is an arithmetic number, because the mean of its divisors is an integer number (33347615616).

Almost surely, 2^{1061616311340} is an apocalyptic number.

1061616311340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1061616311340 is an abundant number, since it is smaller than the sum of its proper divisors (2139754787796).

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

1061616311340 is a wasteful number, since it uses less digits than its factorization.

1061616311340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80639 (or 80637 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The spelling of 1061616311340 in words is "one trillion, sixty-one billion, six hundred sixteen million, three hundred eleven thousand, three hundred forty".