39477864141 has 12 divisors (see below), whose sum is σ = 57039137532. Its totient is φ = 26311396416.

The previous prime is 39477864131. The next prime is 39477864203. The reversal of 39477864141 is 14146877493.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 32329838025 + 7148026116 = 179805^2 + 84546^2 .

It is not a de Polignac number, because 39477864141 - 2¹⁷ = 39477733069 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39477864131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 563376 + ... + 629561.

It is an arithmetic number, because the mean of its divisors is an integer number (4753261461).

Almost surely, 2^39477864141 is an apocalyptic number.

It is an amenable number.

39477864141 is a deficient number, since it is larger than the sum of its proper divisors (17561273391).

39477864141 is a wasteful number, since it uses less digits than its factorization.

39477864141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196620 (or 1196617 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The spelling of 39477864141 in words is "thirty-nine billion, four hundred seventy-seven million, eight hundred sixty-four thousand, one hundred forty-one".