2942424401865 has 32 divisors (see below), whose sum is σ = 5368260272256. Its totient is φ = 1363367685120.

The previous prime is 2942424401863. The next prime is 2942424401879. The reversal of 2942424401865 is 5681044242492.

It is not a de Polignac number, because 2942424401865 - 2¹ = 2942424401863 is a prime.

It is a super-2 number, since 2×2942424401865² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (2942424401863) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443801271 + ... + 443807900.

It is an arithmetic number, because the mean of its divisors is an integer number (167758133508).

Almost surely, 2^{2942424401865} is an apocalyptic number.

It is an amenable number.

2942424401865 is a deficient number, since it is larger than the sum of its proper divisors (2425835870391).

2942424401865 is a wasteful number, since it uses less digits than its factorization.

2942424401865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887609209.

The product of its (nonzero) digits is 4423680, while the sum is 51.

The spelling of 2942424401865 in words is "two trillion, nine hundred forty-two billion, four hundred twenty-four million, four hundred one thousand, eight hundred sixty-five".