4122791663860 has 48 divisors (see below), whose sum is σ = 9114848951040. Its totient is φ = 1562096568960.

The previous prime is 4122791663831. The next prime is 4122791663869. The reversal of 4122791663860 is 683661972214.

It is a super-2 number, since 2×4122791663860² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122791663869) 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, 1880622 + ... + 3432538.

It is an arithmetic number, because the mean of its divisors is an integer number (189892686480).

Almost surely, 2^{4122791663860} is an apocalyptic number.

It is an amenable number.

4122791663860 is an abundant number, since it is smaller than the sum of its proper divisors (4992057287180).

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

4122791663860 is a wasteful number, since it uses less digits than its factorization.

4122791663860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558936 (or 1558934 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 4122791663860 in words is "four trillion, one hundred twenty-two billion, seven hundred ninety-one million, six hundred sixty-three thousand, eight hundred sixty".