77846161623 has 8 divisors (see below), whose sum is σ = 103799204736. Its totient is φ = 51895279800.

The previous prime is 77846161607. The next prime is 77846161651. The reversal of 77846161623 is 32616164877.

It is a happy number.

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

It is not a de Polignac number, because 77846161623 - 2⁴ = 77846161607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77846161693) 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, 454323 + ... + 601748.

It is an arithmetic number, because the mean of its divisors is an integer number (12974900592).

Almost surely, 2^77846161623 is an apocalyptic number.

77846161623 is a deficient number, since it is larger than the sum of its proper divisors (25953043113).

77846161623 is a wasteful number, since it uses less digits than its factorization.

77846161623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080645.

The product of its digits is 2032128, while the sum is 51.

The spelling of 77846161623 in words is "seventy-seven billion, eight hundred forty-six million, one hundred sixty-one thousand, six hundred twenty-three".