197265824494 has 32 divisors (see below), whose sum is σ = 317222148096. Its totient is φ = 91784109120.

The previous prime is 197265824489. The next prime is 197265824513. The reversal of 197265824494 is 494428562791.

It is a super-2 number, since 2×197265824494² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87874 + ... + 634234.

It is an arithmetic number, because the mean of its divisors is an integer number (9913192128).

Almost surely, 2^197265824494 is an apocalyptic number.

197265824494 is a deficient number, since it is larger than the sum of its proper divisors (119956323602).

197265824494 is a wasteful number, since it uses less digits than its factorization.

197265824494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546600.

The product of its digits is 34836480, while the sum is 61.

The spelling of 197265824494 in words is "one hundred ninety-seven billion, two hundred sixty-five million, eight hundred twenty-four thousand, four hundred ninety-four".