87626101943 has 2 divisors, whose sum is σ = 87626101944. Its totient is φ = 87626101942.

The previous prime is 87626101931. The next prime is 87626101951. The reversal of 87626101943 is 34910162678.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87626101943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87626101963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43813050971 + 43813050972.

It is an arithmetic number, because the mean of its divisors is an integer number (43813050972).

Almost surely, 2^87626101943 is an apocalyptic number.

87626101943 is a deficient number, since it is larger than the sum of its proper divisors (1).

87626101943 is an equidigital number, since it uses as much as digits as its factorization.

87626101943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 87626101943 in words is "eighty-seven billion, six hundred twenty-six million, one hundred one thousand, nine hundred forty-three".