34285777720660 has 24 divisors (see below), whose sum is σ = 72002124401760. Its totient is φ = 13713931814304.

The previous prime is 34285777720657. The next prime is 34285777720679. The reversal of 34285777720660 is 6602777758243.

It is a junction number, because it is equal to n+sod(n) for n = 34285777720592 and 34285777720601.

It is a congruent 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, 22962790 + ... + 24410269.

It is an arithmetic number, because the mean of its divisors is an integer number (3000088516740).

Almost surely, 2^{34285777720660} is an apocalyptic number.

It is an amenable number.

34285777720660 is an abundant number, since it is smaller than the sum of its proper divisors (37716346681100).

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

34285777720660 is a wasteful number, since it uses less digits than its factorization.

34285777720660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47409255 (or 47409253 counting only the distinct ones).

The product of its (nonzero) digits is 165957120, while the sum is 64.

The spelling of 34285777720660 in words is "thirty-four trillion, two hundred eighty-five billion, seven hundred seventy-seven million, seven hundred twenty thousand, six hundred sixty".