1418646380 has 24 divisors (see below), whose sum is σ = 2981056848. Its totient is φ = 567096768.

The previous prime is 1418646377. The next prime is 1418646403. The reversal of 1418646380 is 836468141.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10742 + ... + 54338.

It is an arithmetic number, because the mean of its divisors is an integer number (124210702).

Almost surely, 2^1418646380 is an apocalyptic number.

1418646380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1418646380 is an abundant number, since it is smaller than the sum of its proper divisors (1562410468).

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

1418646380 is a wasteful number, since it uses less digits than its factorization.

1418646380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45233 (or 45231 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 1418646380 is about 37664.9224079912. The cubic root of 1418646380 is about 1123.6336016530.

The spelling of 1418646380 in words is "one billion, four hundred eighteen million, six hundred forty-six thousand, three hundred eighty".