197606708523952 has 160 divisors (see below), whose sum is σ = 497088182097920. Its totient is φ = 73899696245760.

The previous prime is 197606708523919. The next prime is 197606708523979. The reversal of 197606708523952 is 259325807606791.

It is a happy number.

It is a super-2 number, since 2×197606708523952² (a number of 29 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (70) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5094502 + ... + 20522362.

It is an arithmetic number, because the mean of its divisors is an integer number (3106801138112).

Almost surely, 2^{197606708523952} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197606708523952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248544091048960).

197606708523952 is an abundant number, since it is smaller than the sum of its proper divisors (299481473573968).

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

197606708523952 is a wasteful number, since it uses less digits than its factorization.

197606708523952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15428371 (or 15428365 counting only the distinct ones).

The product of its (nonzero) digits is 342921600, while the sum is 70.

The spelling of 197606708523952 in words is "one hundred ninety-seven trillion, six hundred six billion, seven hundred eight million, five hundred twenty-three thousand, nine hundred fifty-two".