1401045021366 has 8 divisors (see below), whose sum is σ = 2802090042744. Its totient is φ = 467015007120.

The previous prime is 1401045021361. The next prime is 1401045021371. The reversal of 1401045021366 is 6631205401041.

It is an interprime number because it is at equal distance from previous prime (1401045021361) and next prime (1401045021371).

It is a sphenic number, since it is the product of 3 distinct primes.

1401045021366 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401045021361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116753751775 + ... + 116753751786.

It is an arithmetic number, because the mean of its divisors is an integer number (350261255343).

Almost surely, 2^{1401045021366} is an apocalyptic number.

1401045021366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1401045021366 is a wasteful number, since it uses less digits than its factorization.

1401045021366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233507503566.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 1401045021366 in words is "one trillion, four hundred one billion, forty-five million, twenty-one thousand, three hundred sixty-six".