3855022111530 has 48 divisors (see below), whose sum is σ = 10023155087400. Its totient is φ = 1027995886464.

The previous prime is 3855022111477. The next prime is 3855022111543. The reversal of 3855022111530 is 351112205583.

3855022111530 is a `hidden beast` number, since 3 + 8 + 5 + 5 + 0 + 2 + 2 + 111 + 530 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2140459706961 + 1714562404569 = 1463031^2 + 1309413^2 .

It is a super-2 number, since 2×3855022111530² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16346896 + ... + 16581044.

Almost surely, 2^{3855022111530} is an apocalyptic number.

3855022111530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3855022111530 is an abundant number, since it is smaller than the sum of its proper divisors (6168132975870).

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

3855022111530 is a wasteful number, since it uses less digits than its factorization.

3855022111530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417095 (or 417092 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 3855022111530 in words is "three trillion, eight hundred fifty-five billion, twenty-two million, one hundred eleven thousand, five hundred thirty".