355320545020451 has 4 divisors (see below), whose sum is σ = 355320844095312. Its totient is φ = 355320245945592.

The previous prime is 355320545020409. The next prime is 355320545020471. The reversal of 355320545020451 is 154020545023553.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355320545020451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355320545020471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147748196 + ... + 150133841.

It is an arithmetic number, because the mean of its divisors is an integer number (88830211023828).

Almost surely, 2^{355320545020451} is an apocalyptic number.

355320545020451 is a deficient number, since it is larger than the sum of its proper divisors (299074861).

355320545020451 is a wasteful number, since it uses less digits than its factorization.

355320545020451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299074860.

The product of its (nonzero) digits is 1800000, while the sum is 44.

The spelling of 355320545020451 in words is "three hundred fifty-five trillion, three hundred twenty billion, five hundred forty-five million, twenty thousand, four hundred fifty-one".