1401663562057 has 8 divisors (see below), whose sum is σ = 1529603618400. Its totient is φ = 1273809521760.

The previous prime is 1401663562051. The next prime is 1401663562087. The reversal of 1401663562057 is 7502653661041.

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 1401663562057 - 2⁷ = 1401663561929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401663561998 and 1401663562016.

It is not an unprimeable number, because it can be changed into a prime (1401663562051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21469932 + ... + 21535117.

It is an arithmetic number, because the mean of its divisors is an integer number (191200452300).

Almost surely, 2^{1401663562057} is an apocalyptic number.

It is an amenable number.

1401663562057 is a deficient number, since it is larger than the sum of its proper divisors (127940056343).

1401663562057 is a wasteful number, since it uses less digits than its factorization.

1401663562057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43008023.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 1401663562057 in words is "one trillion, four hundred one billion, six hundred sixty-three million, five hundred sixty-two thousand, fifty-seven".