1406671144042 has 8 divisors (see below), whose sum is σ = 2110056387300. Its totient is φ = 703319014944.

The previous prime is 1406671144037. The next prime is 1406671144063. The reversal of 1406671144042 is 2404411766041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1226310397321 + 180360746721 = 1107389^2 + 424689^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1406671144042² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1406671143986 and 1406671144004.

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, 8172067 + ... + 8342422.

Almost surely, 2^{1406671144042} is an apocalyptic number.

1406671144042 is a deficient number, since it is larger than the sum of its proper divisors (703385243258).

1406671144042 is a wasteful number, since it uses less digits than its factorization.

1406671144042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16557080.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 1406671144042 in words is "one trillion, four hundred six billion, six hundred seventy-one million, one hundred forty-four thousand, forty-two".