197327026416 has 40 divisors (see below), whose sum is σ = 548973908560. Its totient is φ = 60716007936.

The previous prime is 197327026387. The next prime is 197327026451. The reversal of 197327026416 is 614620723791.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158113981 + ... + 158115228.

It is an arithmetic number, because the mean of its divisors is an integer number (13724347714).

Almost surely, 2^197327026416 is an apocalyptic number.

197327026416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

197327026416 is an abundant number, since it is smaller than the sum of its proper divisors (351646882144).

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

197327026416 is a wasteful number, since it uses less digits than its factorization.

197327026416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316229233 (or 316229227 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 197327026416 in words is "one hundred ninety-seven billion, three hundred twenty-seven million, twenty-six thousand, four hundred sixteen".