1406143462064 has 80 divisors (see below), whose sum is σ = 2995606768896. Its totient is φ = 634114924800.

The previous prime is 1406143462063. The next prime is 1406143462091. The reversal of 1406143462064 is 4602643416041.

It is not an unprimeable number, because it can be changed into a prime (1406143462063) 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, 11712389 + ... + 11831835.

Almost surely, 2^{1406143462064} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1406143462064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1497803384448).

1406143462064 is an abundant number, since it is smaller than the sum of its proper divisors (1589463306832).

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

1406143462064 is a wasteful number, since it uses less digits than its factorization.

1406143462064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119994 (or 119988 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 41.

The spelling of 1406143462064 in words is "one trillion, four hundred six billion, one hundred forty-three million, four hundred sixty-two thousand, sixty-four".