7742700000 has 432 divisors, whose sum is σ = 31478297760. Its totient is φ = 1768320000.

The previous prime is 7742699989. The next prime is 7742700047. The reversal of 7742700000 is 72477.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6299386 + ... + 6300614.

It is an arithmetic number, because the mean of its divisors is an integer number (72866430).

Almost surely, 2^7742700000 is an apocalyptic number.

7742700000 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7742700000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15739148880).

7742700000 is an abundant number, since it is smaller than the sum of its proper divisors (23735597760).

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

7742700000 is a wasteful number, since it uses less digits than its factorization.

7742700000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277 (or 1246 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 27.

The square root of 7742700000 is about 87992.6133263469. The cubic root of 7742700000 is about 1978.3242632239.

Adding to 7742700000 its reverse (72477), we get a palindrome (7742772477).

The spelling of 7742700000 in words is "seven billion, seven hundred forty-two million, seven hundred thousand".