73828247587 has 2 divisors, whose sum is σ = 73828247588. Its totient is φ = 73828247586.

The previous prime is 73828247569. The next prime is 73828247593. The reversal of 73828247587 is 78574282837.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73828247587 - 2⁷ = 73828247459 is a prime.

It is a super-2 number, since 2×73828247587² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73828247567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36914123793 + 36914123794.

It is an arithmetic number, because the mean of its divisors is an integer number (36914123794).

Almost surely, 2^73828247587 is an apocalyptic number.

73828247587 is a deficient number, since it is larger than the sum of its proper divisors (1).

73828247587 is an equidigital number, since it uses as much as digits as its factorization.

73828247587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42147840, while the sum is 61.

The spelling of 73828247587 in words is "seventy-three billion, eight hundred twenty-eight million, two hundred forty-seven thousand, five hundred eighty-seven".