7763861742 has 96 divisors (see below), whose sum is σ = 19771797024. Its totient is φ = 2013984000.

The previous prime is 7763861741. The next prime is 7763861747. The reversal of 7763861742 is 2471683677.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7763861741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 216492 + ... + 249792.

It is an arithmetic number, because the mean of its divisors is an integer number (205956219).

Almost surely, 2^7763861742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7763861742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9885898512).

7763861742 is an abundant number, since it is smaller than the sum of its proper divisors (12007935282).

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

7763861742 is a wasteful number, since it uses less digits than its factorization.

7763861742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33394 (or 33387 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 51.

The square root of 7763861742 is about 88112.7785397782. The cubic root of 7763861742 is about 1980.1249574235.

It can be divided in two parts, 776386 and 1742, that added together give a triangular number (778128 = T₁₂₄₇).

The spelling of 7763861742 in words is "seven billion, seven hundred sixty-three million, eight hundred sixty-one thousand, seven hundred forty-two".