1402041656 has 32 divisors (see below), whose sum is σ = 2721762000. Its totient is φ = 676279296.

The previous prime is 1402041643. The next prime is 1402041679. The reversal of 1402041656 is 6561402041.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440840 + ... + 444008.

Almost surely, 2^1402041656 is an apocalyptic number.

It is an amenable number.

1402041656 is a deficient number, since it is larger than the sum of its proper divisors (1319720344).

1402041656 is a wasteful number, since it uses less digits than its factorization.

1402041656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111 (or 5107 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1402041656 is about 37443.8467040981. The cubic root of 1402041656 is about 1119.2324822309.

Adding to 1402041656 its reverse (6561402041), we get a palindrome (7963443697).

The spelling of 1402041656 in words is "one billion, four hundred two million, forty-one thousand, six hundred fifty-six".