377749947773 has 4 divisors (see below), whose sum is σ = 412090852128. Its totient is φ = 343409043420.

The previous prime is 377749947769. The next prime is 377749947881.

377749947773 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 377749947773 - 2² = 377749947769 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 377749947773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377749943773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17170452161 + ... + 17170452182.

It is an arithmetic number, because the mean of its divisors is an integer number (103022713032).

Almost surely, 2^377749947773 is an apocalyptic number.

It is an amenable number.

377749947773 is a deficient number, since it is larger than the sum of its proper divisors (34340904355).

377749947773 is a wasteful number, since it uses less digits than its factorization.

377749947773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34340904354.

The product of its digits is 1372257936, while the sum is 74.

The spelling of 377749947773 in words is "three hundred seventy-seven billion, seven hundred forty-nine million, nine hundred forty-seven thousand, seven hundred seventy-three".