1402663457807 has 8 divisors (see below), whose sum is σ = 1420920797520. Its totient is φ = 1384522778880.

The previous prime is 1402663457791. The next prime is 1402663457821. The reversal of 1402663457807 is 7087543662041.

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

It is a cyclic number.

It is not a de Polignac number, because 1402663457807 - 2⁴ = 1402663457791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402663457407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29140994 + ... + 29189087.

It is an arithmetic number, because the mean of its divisors is an integer number (177615099690).

Almost surely, 2^{1402663457807} is an apocalyptic number.

1402663457807 is a deficient number, since it is larger than the sum of its proper divisors (18257339713).

1402663457807 is a wasteful number, since it uses less digits than its factorization.

1402663457807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58330393.

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 1402663457807 in words is "one trillion, four hundred two billion, six hundred sixty-three million, four hundred fifty-seven thousand, eight hundred seven".