1136635309780 has 24 divisors (see below), whose sum is σ = 2386966216320. Its totient is φ = 454648016160.

The previous prime is 1136635309699. The next prime is 1136635309781. The reversal of 1136635309780 is 879035366311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136635309781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1331881 + ... + 2011759.

It is an arithmetic number, because the mean of its divisors is an integer number (99456925680).

Almost surely, 2^{1136635309780} is an apocalyptic number.

1136635309780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1136635309780 is an abundant number, since it is smaller than the sum of its proper divisors (1250330906540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1136635309780 is a wasteful number, since it uses less digits than its factorization.

1136635309780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763479 (or 763477 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 1136635309780 in words is "one trillion, one hundred thirty-six billion, six hundred thirty-five million, three hundred nine thousand, seven hundred eighty".