2656037938 has 8 divisors (see below), whose sum is σ = 3998759040. Its totient is φ = 1323118260.

The previous prime is 2656037927. The next prime is 2656037957. The reversal of 2656037938 is 8397306562.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2656037891 and 2656037900.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2449678 + ... + 2450761.

It is an arithmetic number, because the mean of its divisors is an integer number (499844880).

Almost surely, 2^2656037938 is an apocalyptic number.

2656037938 is a deficient number, since it is larger than the sum of its proper divisors (1342721102).

2656037938 is a wasteful number, since it uses less digits than its factorization.

2656037938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4900712.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The square root of 2656037938 is about 51536.7629755692. The cubic root of 2656037938 is about 1384.8777082742.

The spelling of 2656037938 in words is "two billion, six hundred fifty-six million, thirty-seven thousand, nine hundred thirty-eight".