78535514210352 has 80 divisors (see below), whose sum is σ = 204209483470848. Its totient is φ = 26007753352960.

The previous prime is 78535514210339. The next prime is 78535514210353. The reversal of 78535514210352 is 25301241553587.

It is a super-2 number, since 2×78535514210352² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 78535514210295 and 78535514210304.

It is not an unprimeable number, because it can be changed into a prime (78535514210353) 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, 1545943 + ... + 12627785.

Almost surely, 2^{78535514210352} is an apocalyptic number.

It is an amenable number.

78535514210352 is an abundant number, since it is smaller than the sum of its proper divisors (125673969260496).

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

78535514210352 is a wasteful number, since it uses less digits than its factorization.

78535514210352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11082818 (or 11082812 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 78535514210352 in words is "seventy-eight trillion, five hundred thirty-five billion, five hundred fourteen million, two hundred ten thousand, three hundred fifty-two".