354464715457 has 4 divisors (see below), whose sum is σ = 357601571460. Its totient is φ = 351327859456.

The previous prime is 354464715433. The next prime is 354464715463. The reversal of 354464715457 is 754517464453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 754517464453 = 499 ⋅1512059047.

It can be written as a sum of positive squares in 2 ways, for example, as 37927952001 + 316536763456 = 194751^2 + 562616^2 .

It is a cyclic number.

It is not a de Polignac number, because 354464715457 - 2³¹ = 352317231809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 354464715398 and 354464715407.

It is not an unprimeable number, because it can be changed into a prime (354464712457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568427832 + ... + 1568428057.

It is an arithmetic number, because the mean of its divisors is an integer number (89400392865).

Almost surely, 2^354464715457 is an apocalyptic number.

It is an amenable number.

354464715457 is a deficient number, since it is larger than the sum of its proper divisors (3136856003).

354464715457 is a wasteful number, since it uses less digits than its factorization.

354464715457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136856002.

The product of its digits is 28224000, while the sum is 55.

It can be divided in two parts, 35446 and 4715457, that added together give a triangular number (4750903 = T₃₀₈₂).

The spelling of 354464715457 in words is "three hundred fifty-four billion, four hundred sixty-four million, seven hundred fifteen thousand, four hundred fifty-seven".