1421685095961 has 16 divisors (see below), whose sum is σ = 2084827901184. Its totient is φ = 856268600064.

The previous prime is 1421685095951. The next prime is 1421685095977. The reversal of 1421685095961 is 1695905861241.

It is not a de Polignac number, because 1421685095961 - 2¹⁰ = 1421685094937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1421685095951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387800976 + ... + 387804641.

It is an arithmetic number, because the mean of its divisors is an integer number (130301743824).

Almost surely, 2^{1421685095961} is an apocalyptic number.

It is an amenable number.

1421685095961 is a deficient number, since it is larger than the sum of its proper divisors (663142805223).

1421685095961 is a wasteful number, since it uses less digits than its factorization.

1421685095961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775605680.

The product of its (nonzero) digits is 4665600, while the sum is 57.

The spelling of 1421685095961 in words is "one trillion, four hundred twenty-one billion, six hundred eighty-five million, ninety-five thousand, nine hundred sixty-one".