2651942344 has 32 divisors (see below), whose sum is σ = 5073840000. Its totient is φ = 1298994112.

The previous prime is 2651942341. The next prime is 2651942351. The reversal of 2651942344 is 4432491562.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2651942297 and 2651942306.

It is not an unprimeable number, because it can be changed into a prime (2651942341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300507 + ... + 309205.

It is an arithmetic number, because the mean of its divisors is an integer number (158557500).

Almost surely, 2^2651942344 is an apocalyptic number.

It is an amenable number.

2651942344 is a deficient number, since it is larger than the sum of its proper divisors (2421897656).

2651942344 is a wasteful number, since it uses less digits than its factorization.

2651942344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9477 (or 9473 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 2651942344 is about 51497.0129619185. The cubic root of 2651942344 is about 1384.1655178100.

The spelling of 2651942344 in words is "two billion, six hundred fifty-one million, nine hundred forty-two thousand, three hundred forty-four".