1377766848 has 56 divisors (see below), whose sum is σ = 3648071952. Its totient is φ = 458911744.

The previous prime is 1377766847. The next prime is 1377766877. The reversal of 1377766848 is 8486677731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1377766847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474136 + ... + 477032.

It is an arithmetic number, because the mean of its divisors is an integer number (65144142).

Almost surely, 2^1377766848 is an apocalyptic number.

It is an amenable number.

1377766848 is an abundant number, since it is smaller than the sum of its proper divisors (2270305104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1377766848 is a wasteful number, since it uses less digits than its factorization.

1377766848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5389 (or 5379 counting only the distinct ones).

The product of its digits is 9483264, while the sum is 57.

The square root of 1377766848 is about 37118.2818567886. The cubic root of 1377766848 is about 1112.7354140197.

The spelling of 1377766848 in words is "one billion, three hundred seventy-seven million, seven hundred sixty-six thousand, eight hundred forty-eight".