4011475991922 has 144 divisors (see below), whose sum is σ = 10487394957312. Its totient is φ = 1145876608800.

The previous prime is 4011475991911. The next prime is 4011475991951. The reversal of 4011475991922 is 2291995741104.

4011475991922 is a `hidden beast` number, since 4 + 0 + 1 + 1 + 47 + 599 + 1 + 9 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 121458703 + ... + 121491725.

It is an arithmetic number, because the mean of its divisors is an integer number (72829131648).

Almost surely, 2^{4011475991922} is an apocalyptic number.

4011475991922 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4011475991922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5243697478656).

4011475991922 is an abundant number, since it is smaller than the sum of its proper divisors (6475918965390).

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

4011475991922 is a wasteful number, since it uses less digits than its factorization.

4011475991922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38155 (or 38136 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 54.

The spelling of 4011475991922 in words is "four trillion, eleven billion, four hundred seventy-five million, nine hundred ninety-one thousand, nine hundred twenty-two".