1055740485077 has 4 divisors (see below), whose sum is σ = 1092145329420. Its totient is φ = 1019335640736.

The previous prime is 1055740485073. The next prime is 1055740485103. The reversal of 1055740485077 is 7705840475501.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 796495561156 + 259244923921 = 892466^2 + 509161^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055740485077 - 2² = 1055740485073 is a prime.

It is a super-2 number, since 2×1055740485077² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055740485071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18202422128 + ... + 18202422185.

It is an arithmetic number, because the mean of its divisors is an integer number (273036332355).

Almost surely, 2^{1055740485077} is an apocalyptic number.

It is an amenable number.

1055740485077 is a deficient number, since it is larger than the sum of its proper divisors (36404844343).

1055740485077 is an equidigital number, since it uses as much as digits as its factorization.

1055740485077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36404844342.

The product of its (nonzero) digits is 5488000, while the sum is 53.

The spelling of 1055740485077 in words is "one trillion, fifty-five billion, seven hundred forty million, four hundred eighty-five thousand, seventy-seven".