88109358461 has 2 divisors, whose sum is σ = 88109358462. Its totient is φ = 88109358460.

The previous prime is 88109358443. The next prime is 88109358509. The reversal of 88109358461 is 16485390188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80531655961 + 7577702500 = 283781^2 + 87050^2 .

It is a cyclic number.

It is not a de Polignac number, because 88109358461 - 2¹⁴ = 88109342077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88109358061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44054679230 + 44054679231.

It is an arithmetic number, because the mean of its divisors is an integer number (44054679231).

Almost surely, 2^88109358461 is an apocalyptic number.

It is an amenable number.

88109358461 is a deficient number, since it is larger than the sum of its proper divisors (1).

88109358461 is an equidigital number, since it uses as much as digits as its factorization.

88109358461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1658880, while the sum is 53.

The spelling of 88109358461 in words is "eighty-eight billion, one hundred nine million, three hundred fifty-eight thousand, four hundred sixty-one".