76419939771 has 24 divisors (see below), whose sum is σ = 131638490880. Its totient is φ = 41769904176.

The previous prime is 76419939763. The next prime is 76419939779. The reversal of 76419939771 is 17793991467.

It is an interprime number because it is at equal distance from previous prime (76419939763) and next prime (76419939779).

It is not a de Polignac number, because 76419939771 - 2³ = 76419939763 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 76419939699 and 76419939708.

It is not an unprimeable number, because it can be changed into a prime (76419939779) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26368441 + ... + 26371338.

It is an arithmetic number, because the mean of its divisors is an integer number (5484937120).

Almost surely, 2^76419939771 is an apocalyptic number.

76419939771 is a deficient number, since it is larger than the sum of its proper divisors (55218551109).

76419939771 is a wasteful number, since it uses less digits than its factorization.

76419939771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52739815 (or 52739812 counting only the distinct ones).

The product of its digits is 18003384, while the sum is 63.

The spelling of 76419939771 in words is "seventy-six billion, four hundred nineteen million, nine hundred thirty-nine thousand, seven hundred seventy-one".