4022161531515 has 96 divisors (see below), whose sum is σ = 7359065213760. Its totient is φ = 2026612224000.

The previous prime is 4022161531513. The next prime is 4022161531523. The reversal of 4022161531515 is 5151351612204.

4022161531515 is a `hidden beast` number, since 4 + 0 + 2 + 2 + 1 + 615 + 31 + 5 + 1 + 5 = 666.

4022161531515 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4022161531515 - 2¹ = 4022161531513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4022161531515.

It is not an unprimeable number, because it can be changed into a prime (4022161531513) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 638333865 + ... + 638340165.

It is an arithmetic number, because the mean of its divisors is an integer number (76656929310).

Almost surely, 2^{4022161531515} is an apocalyptic number.

4022161531515 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4022161531515 is a deficient number, since it is larger than the sum of its proper divisors (3336903682245).

4022161531515 is a wasteful number, since it uses less digits than its factorization.

4022161531515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8285 (or 8282 counting only the distinct ones).

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

The spelling of 4022161531515 in words is "four trillion, twenty-two billion, one hundred sixty-one million, five hundred thirty-one thousand, five hundred fifteen".