1376494080 has 320 divisors, whose sum is σ = 5023928448. Its totient is φ = 318504960.

The previous prime is 1376494079. The next prime is 1376494081. The reversal of 1376494080 is 804946731.

It is an interprime number because it is at equal distance from previous prime (1376494079) and next prime (1376494081).

It is a tau number, because it is divible by the number of its divisors (320).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1376494081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1696875 + ... + 1697685.

Almost surely, 2^1376494080 is an apocalyptic number.

1376494080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1376494080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2511964224).

1376494080 is an abundant number, since it is smaller than the sum of its proper divisors (3647434368).

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

1376494080 is a wasteful number, since it uses less digits than its factorization.

1376494080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867 (or 851 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 1376494080 is about 37101.1331363343. The cubic root of 1376494080 is about 1112.3926636333.

The spelling of 1376494080 in words is "one billion, three hundred seventy-six million, four hundred ninety-four thousand, eighty".