77143343414 has 16 divisors (see below), whose sum is σ = 117706380000. Its totient is φ = 37908898560.

The previous prime is 77143343383. The next prime is 77143343429. The reversal of 77143343414 is 41434334177.

It is a congruent number.

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, 100754 + ... + 405509.

It is an arithmetic number, because the mean of its divisors is an integer number (7356648750).

Almost surely, 2^77143343414 is an apocalyptic number.

77143343414 is a deficient number, since it is larger than the sum of its proper divisors (40563036586).

77143343414 is a wasteful number, since it uses less digits than its factorization.

77143343414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507575.

The product of its digits is 338688, while the sum is 41.

The spelling of 77143343414 in words is "seventy-seven billion, one hundred forty-three million, three hundred forty-three thousand, four hundred fourteen".