1050653117661 has 32 divisors (see below), whose sum is σ = 1627383959808. Its totient is φ = 590479165440.

The previous prime is 1050653117629. The next prime is 1050653117837. The reversal of 1050653117661 is 1667113560501.

It is not a de Polignac number, because 1050653117661 - 2⁵ = 1050653117629 is a prime.

It is a super-2 number, since 2×1050653117661² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050653117561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18131811 + ... + 18189663.

It is an arithmetic number, because the mean of its divisors is an integer number (50855748744).

Almost surely, 2^{1050653117661} is an apocalyptic number.

It is an amenable number.

1050653117661 is a deficient number, since it is larger than the sum of its proper divisors (576730842147).

1050653117661 is a wasteful number, since it uses less digits than its factorization.

1050653117661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72101.

The product of its (nonzero) digits is 113400, while the sum is 42.

The spelling of 1050653117661 in words is "one trillion, fifty billion, six hundred fifty-three million, one hundred seventeen thousand, six hundred sixty-one".