351425342433531 has 16 divisors (see below), whose sum is σ = 470047600537344. Its totient is φ = 233543330359584.

The previous prime is 351425342433527. The next prime is 351425342433593. The reversal of 351425342433531 is 135334243524153.

It is not a de Polignac number, because 351425342433531 - 2² = 351425342433527 is a prime.

It is a super-2 number, since 2×351425342433531² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (351425342433511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216516850 + ... + 218133896.

It is an arithmetic number, because the mean of its divisors is an integer number (29377975033584).

Almost surely, 2^{351425342433531} is an apocalyptic number.

351425342433531 is a deficient number, since it is larger than the sum of its proper divisors (118622258103813).

351425342433531 is a wasteful number, since it uses less digits than its factorization.

351425342433531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845890.

The product of its digits is 7776000, while the sum is 48.

Adding to 351425342433531 its reverse (135334243524153), we get a palindrome (486759585957684).

The spelling of 351425342433531 in words is "three hundred fifty-one trillion, four hundred twenty-five billion, three hundred forty-two million, four hundred thirty-three thousand, five hundred thirty-one".