1011662057497 has 16 divisors (see below), whose sum is σ = 1268615416320. Its totient is φ = 785333345472.

The previous prime is 1011662057383. The next prime is 1011662057521. The reversal of 1011662057497 is 7947502661101.

1011662057497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1011662057497 - 2¹⁹ = 1011661533209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011662057497.

It is not an unprimeable number, because it can be changed into a prime (1011662052497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104874097 + ... + 104883742.

It is an arithmetic number, because the mean of its divisors is an integer number (79288463520).

Almost surely, 2^{1011662057497} is an apocalyptic number.

It is an amenable number.

1011662057497 is a deficient number, since it is larger than the sum of its proper divisors (256953358823).

1011662057497 is a wasteful number, since it uses less digits than its factorization.

1011662057497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209757912.

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 1011662057497 in words is "one trillion, eleven billion, six hundred sixty-two million, fifty-seven thousand, four hundred ninety-seven".