639136416411 has 24 divisors (see below), whose sum is σ = 923968940544. Its totient is φ = 425734864560.

The previous prime is 639136416377. The next prime is 639136416419. The reversal of 639136416411 is 114614631936.

639136416411 is a `hidden beast` number, since 63 + 9 + 136 + 41 + 6 + 411 = 666.

It is not a de Polignac number, because 639136416411 - 2¹¹ = 639136414363 is a prime.

It is a super-3 number, since 3×639136416411³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (639136416419) 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, 67507300 + ... + 67516766.

It is an arithmetic number, because the mean of its divisors is an integer number (38498705856).

Almost surely, 2^639136416411 is an apocalyptic number.

639136416411 is a deficient number, since it is larger than the sum of its proper divisors (284832524133).

639136416411 is a wasteful number, since it uses less digits than its factorization.

639136416411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14951 (or 14948 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The spelling of 639136416411 in words is "six hundred thirty-nine billion, one hundred thirty-six million, four hundred sixteen thousand, four hundred eleven".