1135620216461 has 16 divisors (see below), whose sum is σ = 1217232489600. Its totient is φ = 1057539432768.

The previous prime is 1135620216439. The next prime is 1135620216469. The reversal of 1135620216461 is 1646120265311.

It is a de Polignac number, because none of the positive numbers 2^k-1135620216461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135620216469) 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, 6170801 + ... + 6352166.

It is an arithmetic number, because the mean of its divisors is an integer number (76077030600).

Almost surely, 2^{1135620216461} is an apocalyptic number.

It is an amenable number.

1135620216461 is a deficient number, since it is larger than the sum of its proper divisors (81612273139).

1135620216461 is a wasteful number, since it uses less digits than its factorization.

1135620216461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12523108.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 1135620216461 in words is "one trillion, one hundred thirty-five billion, six hundred twenty million, two hundred sixteen thousand, four hundred sixty-one".