4122748745 has 32 divisors (see below), whose sum is σ = 5212999680. Its totient is φ = 3125952000.

The previous prime is 4122748739. The next prime is 4122748753. The reversal of 4122748745 is 5478472214.

It is not a de Polignac number, because 4122748745 - 2²⁰ = 4121700169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4122748696 and 4122748705.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2561501 + ... + 2563109.

It is an arithmetic number, because the mean of its divisors is an integer number (162906240).

Almost surely, 2^4122748745 is an apocalyptic number.

It is an amenable number.

4122748745 is a deficient number, since it is larger than the sum of its proper divisors (1090250935).

4122748745 is a wasteful number, since it uses less digits than its factorization.

4122748745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1977.

The product of its digits is 501760, while the sum is 44.

The square root of 4122748745 is about 64208.6345050259. The cubic root of 4122748745 is about 1603.4753552309.

The spelling of 4122748745 in words is "four billion, one hundred twenty-two million, seven hundred forty-eight thousand, seven hundred forty-five".