197049908435 has 16 divisors (see below), whose sum is σ = 241581916800. Its totient is φ = 154261764096.

The previous prime is 197049908423. The next prime is 197049908467. The reversal of 197049908435 is 534809940791.

It is a cyclic number.

It is not a de Polignac number, because 197049908435 - 2⁸ = 197049908179 is a prime.

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, 2239355 + ... + 2325684.

It is an arithmetic number, because the mean of its divisors is an integer number (15098869800).

Almost surely, 2^197049908435 is an apocalyptic number.

197049908435 is a deficient number, since it is larger than the sum of its proper divisors (44532008365).

197049908435 is an equidigital number, since it uses as much as digits as its factorization.

197049908435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4565230.

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 197049908435 in words is "one hundred ninety-seven billion, forty-nine million, nine hundred eight thousand, four hundred thirty-five".