1401189946760 has 64 divisors (see below), whose sum is σ = 3182800618800. Its totient is φ = 555124617216.

The previous prime is 1401189946733. The next prime is 1401189946769. The reversal of 1401189946760 is 676499811041.

It can be written as a sum of positive squares in 8 ways, for example, as 1396268363044 + 4921583716 = 1181638^2 + 70154^2 .

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1401189946696 and 1401189946705.

It is not an unprimeable number, because it can be changed into a prime (1401189946769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11769452 + ... + 11887908.

Almost surely, 2^{1401189946760} is an apocalyptic number.

1401189946760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401189946760 is an abundant number, since it is smaller than the sum of its proper divisors (1781610672040).

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

1401189946760 is a wasteful number, since it uses less digits than its factorization.

1401189946760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121290 (or 121286 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 56.

The spelling of 1401189946760 in words is "one trillion, four hundred one billion, one hundred eighty-nine million, nine hundred forty-six thousand, seven hundred sixty".