1376363649 has 8 divisors (see below), whose sum is σ = 1835477280. Its totient is φ = 917412896.

The previous prime is 1376363621. The next prime is 1376363689. The reversal of 1376363649 is 9463636731.

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 1376363649 - 2¹² = 1376359553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1376363598 and 1376363607.

It is not an unprimeable number, because it can be changed into a prime (1376363689) 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, 19407 + ... + 55940.

It is an arithmetic number, because the mean of its divisors is an integer number (229434660).

Almost surely, 2^1376363649 is an apocalyptic number.

It is an amenable number.

1376363649 is a deficient number, since it is larger than the sum of its proper divisors (459113631).

1376363649 is an equidigital number, since it uses as much as digits as its factorization.

1376363649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81439.

The product of its digits is 1469664, while the sum is 48.

The square root of 1376363649 is about 37099.3753181910. The cubic root of 1376363649 is about 1112.3575272500.

The spelling of 1376363649 in words is "one billion, three hundred seventy-six million, three hundred sixty-three thousand, six hundred forty-nine".