78532857711353 has 8 divisors (see below), whose sum is σ = 82068973523328. Its totient is φ = 75074458730544.

The previous prime is 78532857711331. The next prime is 78532857711383. The reversal of 78532857711353 is 35311775823587.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 78532857711353 - 2³⁴ = 78515677842169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 78532857711353.

It is not an unprimeable number, because it can be changed into a prime (78532857711383) 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, 19429205726 + ... + 19429209767.

It is an arithmetic number, because the mean of its divisors is an integer number (10258621690416).

Almost surely, 2^{78532857711353} is an apocalyptic number.

It is an amenable number.

78532857711353 is a deficient number, since it is larger than the sum of its proper divisors (3536115811975).

78532857711353 is a wasteful number, since it uses less digits than its factorization.

78532857711353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38858415583.

The product of its digits is 148176000, while the sum is 65.

The spelling of 78532857711353 in words is "seventy-eight trillion, five hundred thirty-two billion, eight hundred fifty-seven million, seven hundred eleven thousand, three hundred fifty-three".