1401445051140 has 24 divisors (see below), whose sum is σ = 3924046143360. Its totient is φ = 373718680288.

The previous prime is 1401445051129. The next prime is 1401445051141. The reversal of 1401445051140 is 411505441041.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1401445051098 and 1401445051107.

It is not an unprimeable number, because it can be changed into a prime (1401445051141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11678708700 + ... + 11678708819.

It is an arithmetic number, because the mean of its divisors is an integer number (163501922640).

Almost surely, 2^{1401445051140} is an apocalyptic number.

1401445051140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401445051140 is an abundant number, since it is smaller than the sum of its proper divisors (2522601092220).

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

1401445051140 is a wasteful number, since it uses less digits than its factorization.

1401445051140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23357417531 (or 23357417529 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The spelling of 1401445051140 in words is "one trillion, four hundred one billion, four hundred forty-five million, fifty-one thousand, one hundred forty".