87056413641783 has 6 divisors (see below), whose sum is σ = 125748153038144. Its totient is φ = 58037609094516.

The previous prime is 87056413641779. The next prime is 87056413641787. The reversal of 87056413641783 is 38714631465078.

87056413641783 is a `hidden beast` number, since 8 + 7 + 0 + 5 + 6 + 4 + 136 + 417 + 83 = 666.

It is an interprime number because it is at equal distance from previous prime (87056413641779) and next prime (87056413641787).

It is not a de Polignac number, because 87056413641783 - 2² = 87056413641779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 87056413641783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87056413641787) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4836467424535 + ... + 4836467424552.

Almost surely, 2^{87056413641783} is an apocalyptic number.

87056413641783 is a deficient number, since it is larger than the sum of its proper divisors (38691739396361).

87056413641783 is a wasteful number, since it uses less digits than its factorization.

87056413641783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9672934849093 (or 9672934849090 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 63.

The spelling of 87056413641783 in words is "eighty-seven trillion, fifty-six billion, four hundred thirteen million, six hundred forty-one thousand, seven hundred eighty-three".