4085297377780 has 48 divisors (see below), whose sum is σ = 8856459763200. Its totient is φ = 1581300201600.

The previous prime is 4085297377757. The next prime is 4085297377781. The reversal of 4085297377780 is 877737925804.

It is a super-2 number, since 2×4085297377780² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4085297377781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9448771 + ... + 9871669.

It is an arithmetic number, because the mean of its divisors is an integer number (184509578400).

Almost surely, 2^{4085297377780} is an apocalyptic number.

It is an amenable number.

4085297377780 is an abundant number, since it is smaller than the sum of its proper divisors (4771162385420).

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

4085297377780 is a wasteful number, since it uses less digits than its factorization.

4085297377780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438520 (or 438518 counting only the distinct ones).

The product of its (nonzero) digits is 165957120, while the sum is 67.

The spelling of 4085297377780 in words is "four trillion, eighty-five billion, two hundred ninety-seven million, three hundred seventy-seven thousand, seven hundred eighty".