1366642050 has 48 divisors (see below), whose sum is σ = 3392943552. Its totient is φ = 364043200.

The previous prime is 1366642049. The next prime is 1366642063. The reversal of 1366642050 is 502466631.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 150232 + ... + 159068.

It is an arithmetic number, because the mean of its divisors is an integer number (70686324).

Almost surely, 2^1366642050 is an apocalyptic number.

1366642050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1366642050 is an abundant number, since it is smaller than the sum of its proper divisors (2026301502).

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

1366642050 is a wasteful number, since it uses less digits than its factorization.

1366642050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9883 (or 9878 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 1366642050 is about 36968.1220783529. The cubic root of 1366642050 is about 1109.7323841491.

The spelling of 1366642050 in words is "one billion, three hundred sixty-six million, six hundred forty-two thousand, fifty".