36642434471 has 8 divisors (see below), whose sum is σ = 36893070000. Its totient is φ = 36391862080.

The previous prime is 36642434431. The next prime is 36642434503. The reversal of 36642434471 is 17443424663.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 36642434471 - 2²² = 36638240167 is a prime.

It is a super-3 number, since 3×36642434471³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36642434431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2192555 + ... + 2209203.

It is an arithmetic number, because the mean of its divisors is an integer number (4611633750).

Almost surely, 2^36642434471 is an apocalyptic number.

36642434471 is a deficient number, since it is larger than the sum of its proper divisors (250635529).

36642434471 is a wasteful number, since it uses less digits than its factorization.

36642434471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31569.

The product of its digits is 1161216, while the sum is 44.

The spelling of 36642434471 in words is "thirty-six billion, six hundred forty-two million, four hundred thirty-four thousand, four hundred seventy-one".