1401866363330 has 48 divisors (see below), whose sum is σ = 2593976446656. Its totient is φ = 545470303680.

The previous prime is 1401866363329. The next prime is 1401866363333. The reversal of 1401866363330 is 333636681041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1401866363333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85020347 + ... + 85036833.

It is an arithmetic number, because the mean of its divisors is an integer number (54041175972).

Almost surely, 2^{1401866363330} is an apocalyptic number.

1401866363330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1401866363330 is a deficient number, since it is larger than the sum of its proper divisors (1192110083326).

1401866363330 is a wasteful number, since it uses less digits than its factorization.

1401866363330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22779 (or 22742 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 1401866363330 in words is "one trillion, four hundred one billion, eight hundred sixty-six million, three hundred sixty-three thousand, three hundred thirty".