7700740044 has 24 divisors (see below), whose sum is σ = 17970797040. Its totient is φ = 2566569984.

The previous prime is 7700740037. The next prime is 7700740063. The reversal of 7700740044 is 4400470077.

It is a junction number, because it is equal to n+sod(n) for n = 7700739987 and 7700740014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60492 + ... + 138060.

It is an arithmetic number, because the mean of its divisors is an integer number (748783210).

Almost surely, 2^7700740044 is an apocalyptic number.

It is an amenable number.

7700740044 is an abundant number, since it is smaller than the sum of its proper divisors (10270056996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7700740044 is a wasteful number, since it uses less digits than its factorization.

7700740044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85849 (or 85847 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 33.

The square root of 7700740044 is about 87753.8605646498. The cubic root of 7700740044 is about 1974.7440821206.

Multiplying 7700740044 by its sum of digits (33), we get a palindrome (254124421452).

Adding to 7700740044 its reverse (4400470077), we get a palindrome (12101210121).

The spelling of 7700740044 in words is "seven billion, seven hundred million, seven hundred forty thousand, forty-four".