107781035461507 has 2 divisors, whose sum is σ = 107781035461508. Its totient is φ = 107781035461506.

The previous prime is 107781035461487. The next prime is 107781035461591. The reversal of 107781035461507 is 705164530187701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 107781035461507 - 2²³ = 107781027072899 is a prime.

It is a super-2 number, since 2×107781035461507² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (107781035461607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53890517730753 + 53890517730754.

It is an arithmetic number, because the mean of its divisors is an integer number (53890517730754).

Almost surely, 2^{107781035461507} is an apocalyptic number.

107781035461507 is a deficient number, since it is larger than the sum of its proper divisors (1).

107781035461507 is an equidigital number, since it uses as much as digits as its factorization.

107781035461507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4939200, while the sum is 55.

The spelling of 107781035461507 in words is "one hundred seven trillion, seven hundred eighty-one billion, thirty-five million, four hundred sixty-one thousand, five hundred seven".