77146214399 has 8 divisors (see below), whose sum is σ = 79222922688. Its totient is φ = 75087643680.

The previous prime is 77146214393. The next prime is 77146214401. The reversal of 77146214399 is 99341264177.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 77146214399 - 2³⁶ = 8426737663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 77146214399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77146214393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4525772 + ... + 4542785.

It is an arithmetic number, because the mean of its divisors is an integer number (9902865336).

Almost surely, 2^77146214399 is an apocalyptic number.

77146214399 is a deficient number, since it is larger than the sum of its proper divisors (2076708289).

77146214399 is a wasteful number, since it uses less digits than its factorization.

77146214399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9068785.

The product of its digits is 2286144, while the sum is 53.

The spelling of 77146214399 in words is "seventy-seven billion, one hundred forty-six million, two hundred fourteen thousand, three hundred ninety-nine".