11746007642 has 32 divisors (see below), whose sum is σ = 19335626640. Its totient is φ = 5328737280.

The previous prime is 11746007621. The next prime is 11746007657. The reversal of 11746007642 is 24670064711.

It is a happy number.

It is a Cunningham number, because it is equal to 108379²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 8186811361 + 3559196281 = 90481^2 + 59659^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11746007596 and 11746007605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94292 + ... + 179952.

Almost surely, 2^11746007642 is an apocalyptic number.

11746007642 is a deficient number, since it is larger than the sum of its proper divisors (7589618998).

11746007642 is a wasteful number, since it uses less digits than its factorization.

11746007642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85826.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 11746007642 in words is "eleven billion, seven hundred forty-six million, seven thousand, six hundred forty-two".