1401226664044 has 12 divisors (see below), whose sum is σ = 2452348453744. Its totient is φ = 700555677264.

The previous prime is 1401226664039. The next prime is 1401226664063. The reversal of 1401226664044 is 4404666221041.

It is a junction number, because it is equal to n+sod(n) for n = 1401226663988 and 1401226664006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14358984 + ... + 14456239.

Almost surely, 2^{1401226664044} is an apocalyptic number.

It is an amenable number.

1401226664044 is a deficient number, since it is larger than the sum of its proper divisors (1051121789700).

1401226664044 is a wasteful number, since it uses less digits than its factorization.

1401226664044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28827384 (or 28827382 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 1401226664044 in words is "one trillion, four hundred one billion, two hundred twenty-six million, six hundred sixty-four thousand, forty-four".