1406143015536 has 80 divisors (see below), whose sum is σ = 4151859613184. Its totient is φ = 401717428992.

The previous prime is 1406143015517. The next prime is 1406143015549. The reversal of 1406143015536 is 6355103416041.

It is a junction number, because it is equal to n+sod(n) for n = 1406143015494 and 1406143015503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3490581 + ... + 3872523.

Almost surely, 2^{1406143015536} is an apocalyptic number.

1406143015536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1406143015536 is an abundant number, since it is smaller than the sum of its proper divisors (2745716597648).

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

1406143015536 is a wasteful number, since it uses less digits than its factorization.

1406143015536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392918 (or 392912 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 1406143015536 in words is "one trillion, four hundred six billion, one hundred forty-three million, fifteen thousand, five hundred thirty-six".