11450051642 has 8 divisors (see below), whose sum is σ = 17175606132. Its totient is φ = 5724849600.

The previous prime is 11450051621. The next prime is 11450051663. The reversal of 11450051642 is 24615005411.

It is an interprime number because it is at equal distance from previous prime (11450051621) and next prime (11450051663).

It can be written as a sum of positive squares in 2 ways, for example, as 11189196841 + 260854801 = 105779^2 + 16151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11450051642² (a number of 21 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 19292 + ... + 152552.

Almost surely, 2^11450051642 is an apocalyptic number.

11450051642 is a deficient number, since it is larger than the sum of its proper divisors (5725554490).

11450051642 is a wasteful number, since it uses less digits than its factorization.

11450051642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176224.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 11450051642 in words is "eleven billion, four hundred fifty million, fifty-one thousand, six hundred forty-two".