77322240401 has 8 divisors (see below), whose sum is σ = 88398592320. Its totient is φ = 66253467888.

The previous prime is 77322240353. The next prime is 77322240407. The reversal of 77322240401 is 10404222377.

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

It is a cyclic number.

It is not a de Polignac number, because 77322240401 - 2¹⁰ = 77322239377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77322240407) 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, 1872971 + ... + 1913808.

It is an arithmetic number, because the mean of its divisors is an integer number (11049824040).

Almost surely, 2^77322240401 is an apocalyptic number.

It is an amenable number.

77322240401 is a deficient number, since it is larger than the sum of its proper divisors (11076351919).

77322240401 is a wasteful number, since it uses less digits than its factorization.

77322240401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3789703.

The product of its (nonzero) digits is 18816, while the sum is 32.

Adding to 77322240401 its reverse (10404222377), we get a palindrome (87726462778).

The spelling of 77322240401 in words is "seventy-seven billion, three hundred twenty-two million, two hundred forty thousand, four hundred one".