853667942463 has 24 divisors (see below), whose sum is σ = 1409346765216. Its totient is φ = 487769702400.

The previous prime is 853667942441. The next prime is 853667942549. The reversal of 853667942463 is 364249766358.

853667942463 is a `hidden beast` number, since 8 + 5 + 3 + 66 + 79 + 42 + 463 = 666.

It is not a de Polignac number, because 853667942463 - 2¹³ = 853667934271 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 853667942463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853667941463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209023 + ... + 1323263.

It is an arithmetic number, because the mean of its divisors is an integer number (58722781884).

Almost surely, 2^853667942463 is an apocalyptic number.

853667942463 is a deficient number, since it is larger than the sum of its proper divisors (555678822753).

853667942463 is a wasteful number, since it uses less digits than its factorization.

853667942463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126415 (or 1126412 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 63.

The spelling of 853667942463 in words is "eight hundred fifty-three billion, six hundred sixty-seven million, nine hundred forty-two thousand, four hundred sixty-three".