2644942414 has 4 divisors (see below), whose sum is σ = 3967413624. Its totient is φ = 1322471206.

The previous prime is 2644942411. The next prime is 2644942441. The reversal of 2644942414 is 4142494462.

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

It is a super-2 number, since 2×2644942414² = 13991440746752294792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2644942411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661235602 + ... + 661235605.

It is an arithmetic number, because the mean of its divisors is an integer number (991853406).

Almost surely, 2^2644942414 is an apocalyptic number.

2644942414 is a deficient number, since it is larger than the sum of its proper divisors (1322471210).

2644942414 is a wasteful number, since it uses less digits than its factorization.

2644942414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322471209.

The product of its digits is 221184, while the sum is 40.

The square root of 2644942414 is about 51429.0036263585. The cubic root of 2644942414 is about 1382.9465874420.

The spelling of 2644942414 in words is "two billion, six hundred forty-four million, nine hundred forty-two thousand, four hundred fourteen".