377666273851 has 8 divisors (see below), whose sum is σ = 383908575600. Its totient is φ = 371425619040.

The previous prime is 377666273849. The next prime is 377666273857. The reversal of 377666273851 is 158372666773.

It is a happy number.

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 377666273851 - 2¹ = 377666273849 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (61).

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 377666273851.

It is not an unprimeable number, because it can be changed into a prime (377666273857) 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, 55020 + ... + 870838.

It is an arithmetic number, because the mean of its divisors is an integer number (47988571950).

Almost surely, 2^377666273851 is an apocalyptic number.

377666273851 is a deficient number, since it is larger than the sum of its proper divisors (6242301749).

377666273851 is an equidigital number, since it uses as much as digits as its factorization.

377666273851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823469.

The product of its digits is 53343360, while the sum is 61.

The spelling of 377666273851 in words is "three hundred seventy-seven billion, six hundred sixty-six million, two hundred seventy-three thousand, eight hundred fifty-one".