742492430197 has 8 divisors (see below), whose sum is σ = 850086233856. Its totient is φ = 635279490672.

The previous prime is 742492430177. The next prime is 742492430209. The reversal of 742492430197 is 791034294247.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 742492430197 - 2²⁷ = 742358212469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742492430167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95211853 + ... + 95219650.

It is an arithmetic number, because the mean of its divisors is an integer number (106260779232).

Almost surely, 2^742492430197 is an apocalyptic number.

It is an amenable number.

742492430197 is a deficient number, since it is larger than the sum of its proper divisors (107593803659).

742492430197 is a wasteful number, since it uses less digits than its factorization.

742492430197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190432067.

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 742492430197 in words is "seven hundred forty-two billion, four hundred ninety-two million, four hundred thirty thousand, one hundred ninety-seven".