197648053994 has 8 divisors (see below), whose sum is σ = 298604974080. Its totient is φ = 98113062636.

The previous prime is 197648053951. The next prime is 197648054033. The reversal of 197648053994 is 499350846791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 197648053994.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355481834 + ... + 355482389.

It is an arithmetic number, because the mean of its divisors is an integer number (37325621760).

Almost surely, 2^197648053994 is an apocalyptic number.

197648053994 is a deficient number, since it is larger than the sum of its proper divisors (100956920086).

197648053994 is a wasteful number, since it uses less digits than its factorization.

197648053994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710964364.

The product of its (nonzero) digits is 58786560, while the sum is 65.

The spelling of 197648053994 in words is "one hundred ninety-seven billion, six hundred forty-eight million, fifty-three thousand, nine hundred ninety-four".