11652780387384 has 80 divisors (see below), whose sum is σ = 32639269944600. Its totient is φ = 3884177389248.

The previous prime is 11652780387383. The next prime is 11652780387421. The reversal of 11652780387384 is 48378308725611.

It is a happy number.

11652780387384 is a `hidden beast` number, since 1 + 1 + 6 + 527 + 8 + 0 + 38 + 73 + 8 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11652780387383) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 35332654 + ... + 35660930.

Almost surely, 2^{11652780387384} is an apocalyptic number.

It is an amenable number.

11652780387384 is an abundant number, since it is smaller than the sum of its proper divisors (20986489557216).

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

11652780387384 is a wasteful number, since it uses less digits than its factorization.

11652780387384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383074 (or 383061 counting only the distinct ones).

The product of its (nonzero) digits is 54190080, while the sum is 63.

The spelling of 11652780387384 in words is "eleven trillion, six hundred fifty-two billion, seven hundred eighty million, three hundred eighty-seven thousand, three hundred eighty-four".