116778072533 has 2 divisors, whose sum is σ = 116778072534. Its totient is φ = 116778072532.

The previous prime is 116778072487. The next prime is 116778072553. The reversal of 116778072533 is 335270877611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67546450609 + 49231621924 = 259897^2 + 221882^2 .

It is an emirp because it is prime and its reverse (335270877611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116778072533 - 2¹² = 116778068437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116778072553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58389036266 + 58389036267.

It is an arithmetic number, because the mean of its divisors is an integer number (58389036267).

Almost surely, 2^116778072533 is an apocalyptic number.

It is an amenable number.

116778072533 is a deficient number, since it is larger than the sum of its proper divisors (1).

116778072533 is an equidigital number, since it uses as much as digits as its factorization.

116778072533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The spelling of 116778072533 in words is "one hundred sixteen billion, seven hundred seventy-eight million, seventy-two thousand, five hundred thirty-three".