351206555053 has 4 divisors (see below), whose sum is σ = 352605784608. Its totient is φ = 349807325500.

The previous prime is 351206555003. The next prime is 351206555069. The reversal of 351206555053 is 350555602153.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350555602153 = 131 ⋅2675996963.

It is a cyclic number.

It is not a de Polignac number, because 351206555053 - 2²⁵ = 351173000621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 351206554997 and 351206555015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351206555003) 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, 699614401 + ... + 699614902.

It is an arithmetic number, because the mean of its divisors is an integer number (88151446152).

Almost surely, 2^351206555053 is an apocalyptic number.

It is an amenable number.

351206555053 is a deficient number, since it is larger than the sum of its proper divisors (1399229555).

351206555053 is a wasteful number, since it uses less digits than its factorization.

351206555053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399229554.

The product of its (nonzero) digits is 337500, while the sum is 40.

The spelling of 351206555053 in words is "three hundred fifty-one billion, two hundred six million, five hundred fifty-five thousand, fifty-three".