354204952358377 has 2 divisors, whose sum is σ = 354204952358378. Its totient is φ = 354204952358376.

The previous prime is 354204952358363. The next prime is 354204952358417. The reversal of 354204952358377 is 773853259402453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223613173597401 + 130591778760976 = 14953701^2 + 11427676^2 .

It is a cyclic number.

It is not a de Polignac number, because 354204952358377 - 2³¹ = 354202804874729 is a prime.

It is a super-3 number, since 3×354204952358377³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (354204952353377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177102476179188 + 177102476179189.

It is an arithmetic number, because the mean of its divisors is an integer number (177102476179189).

Almost surely, 2^{354204952358377} is an apocalyptic number.

It is an amenable number.

354204952358377 is a deficient number, since it is larger than the sum of its proper divisors (1).

354204952358377 is an equidigital number, since it uses as much as digits as its factorization.

354204952358377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048000, while the sum is 67.

The spelling of 354204952358377 in words is "three hundred fifty-four trillion, two hundred four billion, nine hundred fifty-two million, three hundred fifty-eight thousand, three hundred seventy-seven".