2664642362422 has 4 divisors (see below), whose sum is σ = 3996963543636. Its totient is φ = 1332321181210.

The previous prime is 2664642362413. The next prime is 2664642362441. The reversal of 2664642362422 is 2242632464662.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2664642362422² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666160590604 + ... + 666160590607.

It is an arithmetic number, because the mean of its divisors is an integer number (999240885909).

Almost surely, 2^{2664642362422} is an apocalyptic number.

2664642362422 is a deficient number, since it is larger than the sum of its proper divisors (1332321181214).

2664642362422 is a wasteful number, since it uses less digits than its factorization.

2664642362422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332321181213.

The product of its digits is 7962624, while the sum is 49.

The spelling of 2664642362422 in words is "two trillion, six hundred sixty-four billion, six hundred forty-two million, three hundred sixty-two thousand, four hundred twenty-two".