1416947377949 has 2 divisors, whose sum is σ = 1416947377950. Its totient is φ = 1416947377948.

The previous prime is 1416947377939. The next prime is 1416947377981. The reversal of 1416947377949 is 9497737496141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 873136998724 + 543810379225 = 934418^2 + 737435^2 .

It is a cyclic number.

It is not a de Polignac number, because 1416947377949 - 2²⁴ = 1416930600733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1416947377939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708473688974 + 708473688975.

It is an arithmetic number, because the mean of its divisors is an integer number (708473688975).

Almost surely, 2^{1416947377949} is an apocalyptic number.

It is an amenable number.

1416947377949 is a deficient number, since it is larger than the sum of its proper divisors (1).

1416947377949 is an equidigital number, since it uses as much as digits as its factorization.

1416947377949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288054144, while the sum is 71.

The spelling of 1416947377949 in words is "one trillion, four hundred sixteen billion, nine hundred forty-seven million, three hundred seventy-seven thousand, nine hundred forty-nine".