11859517962 has 40 divisors (see below), whose sum is σ = 26600059200. Its totient is φ = 3949311816.

The previous prime is 11859517921. The next prime is 11859518009. The reversal of 11859517962 is 26971595811.

It is a happy number.

11859517962 is a `hidden beast` number, since 1 + 18 + 59 + 517 + 9 + 62 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 11859517899 and 11859517908.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 133089 + ... + 203547.

It is an arithmetic number, because the mean of its divisors is an integer number (665001480).

Almost surely, 2^11859517962 is an apocalyptic number.

11859517962 is an abundant number, since it is smaller than the sum of its proper divisors (14740541238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11859517962 is a wasteful number, since it uses less digits than its factorization.

11859517962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71512 (or 71503 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 54.

The spelling of 11859517962 in words is "eleven billion, eight hundred fifty-nine million, five hundred seventeen thousand, nine hundred sixty-two".