84743477177101 has 2 divisors, whose sum is σ = 84743477177102. Its totient is φ = 84743477177100.

The previous prime is 84743477177059. The next prime is 84743477177141. The reversal of 84743477177101 is 10177177434748.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59008898975625 + 25734578201476 = 7681725^2 + 5072926^2 .

It is a cyclic number.

It is not a de Polignac number, because 84743477177101 - 2²³ = 84743468788493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84743477177101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84743477177141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42371738588550 + 42371738588551.

It is an arithmetic number, because the mean of its divisors is an integer number (42371738588551).

Almost surely, 2^{84743477177101} is an apocalyptic number.

It is an amenable number.

84743477177101 is a deficient number, since it is larger than the sum of its proper divisors (1).

84743477177101 is an equidigital number, since it uses as much as digits as its factorization.

84743477177101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25815552, while the sum is 61.

The spelling of 84743477177101 in words is "eighty-four trillion, seven hundred forty-three billion, four hundred seventy-seven million, one hundred seventy-seven thousand, one hundred one".