354401240142545 has 16 divisors (see below), whose sum is σ = 444134843096832. Its totient is φ = 270972247465920.

The previous prime is 354401240142539. The next prime is 354401240142559. The reversal of 354401240142545 is 545241042104453.

It is not a de Polignac number, because 354401240142545 - 2⁴ = 354401240142529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 354401240142496 and 354401240142505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1259773466 + ... + 1260054755.

It is an arithmetic number, because the mean of its divisors is an integer number (27758427693552).

Almost surely, 2^{354401240142545} is an apocalyptic number.

It is an amenable number.

354401240142545 is a deficient number, since it is larger than the sum of its proper divisors (89733602954287).

354401240142545 is a wasteful number, since it uses less digits than its factorization.

354401240142545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519829472.

The product of its (nonzero) digits is 1536000, while the sum is 44.

Adding to 354401240142545 its reverse (545241042104453), we get a palindrome (899642282246998).

The spelling of 354401240142545 in words is "three hundred fifty-four trillion, four hundred one billion, two hundred forty million, one hundred forty-two thousand, five hundred forty-five".