1011641654455 has 16 divisors (see below), whose sum is σ = 1291042476000. Its totient is φ = 758351107072.

The previous prime is 1011641654453. The next prime is 1011641654483. The reversal of 1011641654455 is 5544561461101.

It is a cyclic number.

It is not a de Polignac number, because 1011641654455 - 2¹ = 1011641654453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011641654453) 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, 26195830 + ... + 26234419.

It is an arithmetic number, because the mean of its divisors is an integer number (80690154750).

Almost surely, 2^{1011641654455} is an apocalyptic number.

1011641654455 is a deficient number, since it is larger than the sum of its proper divisors (279400821545).

1011641654455 is a wasteful number, since it uses less digits than its factorization.

1011641654455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52430498.

The product of its (nonzero) digits is 288000, while the sum is 43.

The spelling of 1011641654455 in words is "one trillion, eleven billion, six hundred forty-one million, six hundred fifty-four thousand, four hundred fifty-five".