74770407814117 has 2 divisors, whose sum is σ = 74770407814118. Its totient is φ = 74770407814116.

The previous prime is 74770407814073. The next prime is 74770407814121. The reversal of 74770407814117 is 71141870407747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44545933427076 + 30224474387041 = 6674274^2 + 5497679^2 .

It is a cyclic number.

It is not a de Polignac number, because 74770407814117 - 2³⁵ = 74736048075749 is a prime.

It is a super-2 number, since 2×74770407814117² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74770407817117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37385203907058 + 37385203907059.

It is an arithmetic number, because the mean of its divisors is an integer number (37385203907059).

Almost surely, 2^{74770407814117} is an apocalyptic number.

It is an amenable number.

74770407814117 is a deficient number, since it is larger than the sum of its proper divisors (1).

74770407814117 is an equidigital number, since it uses as much as digits as its factorization.

74770407814117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8605184, while the sum is 58.

The spelling of 74770407814117 in words is "seventy-four trillion, seven hundred seventy billion, four hundred seven million, eight hundred fourteen thousand, one hundred seventeen".