1377413444 has 12 divisors (see below), whose sum is σ = 2629607568. Its totient is φ = 626097000.

The previous prime is 1377413441. The next prime is 1377413459. The reversal of 1377413444 is 4443147731.

It is a super-2 number, since 2×1377413444² = 3794535591423882272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1377413398 and 1377413407.

It is not an unprimeable number, because it can be changed into a prime (1377413441) 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, 15652382 + ... + 15652469.

It is an arithmetic number, because the mean of its divisors is an integer number (219133964).

Almost surely, 2^1377413444 is an apocalyptic number.

It is an amenable number.

1377413444 is a deficient number, since it is larger than the sum of its proper divisors (1252194124).

1377413444 is a wasteful number, since it uses less digits than its factorization.

1377413444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31304866 (or 31304864 counting only the distinct ones).

The product of its digits is 112896, while the sum is 38.

The square root of 1377413444 is about 37113.5210401816. The cubic root of 1377413444 is about 1112.6402651744.

The spelling of 1377413444 in words is "one billion, three hundred seventy-seven million, four hundred thirteen thousand, four hundred forty-four".