2814046221640 has 16 divisors (see below), whose sum is σ = 6331603998780. Its totient is φ = 1125618488640.

The previous prime is 2814046221607. The next prime is 2814046221647. The reversal of 2814046221640 is 461226404182.

It can be written as a sum of positive squares in 2 ways, for example, as 2792261052036 + 21785169604 = 1671006^2 + 147598^2 .

It is a super-2 number, since 2×2814046221640² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 70351155541 = 2814046221640 / (2 + 8 + 1 + 4 + 0 + 4 + 6 + 2 + 2 + 1 + 6 + 4 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 2814046221593 and 2814046221602.

It is not an unprimeable number, because it can be changed into a prime (2814046221647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35175577731 + ... + 35175577810.

Almost surely, 2^{2814046221640} is an apocalyptic number.

2814046221640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2814046221640 is an abundant number, since it is smaller than the sum of its proper divisors (3517557777140).

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

2814046221640 is a wasteful number, since it uses less digits than its factorization.

2814046221640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70351155552 (or 70351155548 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The spelling of 2814046221640 in words is "two trillion, eight hundred fourteen billion, forty-six million, two hundred twenty-one thousand, six hundred forty".