354320496997 has 8 divisors (see below), whose sum is σ = 354998903616. Its totient is φ = 353642345952.

The previous prime is 354320496989. The next prime is 354320497001. The reversal of 354320496997 is 799694023453.

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 354320496997 - 2³ = 354320496989 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 (354320496197) 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, 2836888 + ... + 2959150.

It is an arithmetic number, because the mean of its divisors is an integer number (44374862952).

Almost surely, 2^354320496997 is an apocalyptic number.

It is an amenable number.

354320496997 is a deficient number, since it is larger than the sum of its proper divisors (678406619).

354320496997 is a wasteful number, since it uses less digits than its factorization.

354320496997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127787.

The product of its (nonzero) digits is 44089920, while the sum is 61.

The spelling of 354320496997 in words is "three hundred fifty-four billion, three hundred twenty million, four hundred ninety-six thousand, nine hundred ninety-seven".