356255405121 has 16 divisors (see below), whose sum is σ = 592216777728. Its totient is φ = 185067742800.

The previous prime is 356255405087. The next prime is 356255405153. The reversal of 356255405121 is 121504552653.

It is not a de Polignac number, because 356255405121 - 2¹³ = 356255396929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 356255405121.

It is not an unprimeable number, because it can be changed into a prime (356255405171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771115365 + ... + 771115826.

It is an arithmetic number, because the mean of its divisors is an integer number (37013548608).

Almost surely, 2^356255405121 is an apocalyptic number.

It is an amenable number.

356255405121 is a deficient number, since it is larger than the sum of its proper divisors (235961372607).

356255405121 is a wasteful number, since it uses less digits than its factorization.

356255405121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542231212.

The product of its (nonzero) digits is 180000, while the sum is 39.

Adding to 356255405121 its reverse (121504552653), we get a palindrome (477759957774).

The spelling of 356255405121 in words is "three hundred fifty-six billion, two hundred fifty-five million, four hundred five thousand, one hundred twenty-one".