3551425771246 has 4 divisors (see below), whose sum is σ = 5327138656872. Its totient is φ = 1775712885622.

The previous prime is 3551425771213. The next prime is 3551425771247. The reversal of 3551425771246 is 6421775241553.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×3551425771246² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3551425771193 and 3551425771202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551425771247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 887856442810 + ... + 887856442813.

It is an arithmetic number, because the mean of its divisors is an integer number (1331784664218).

Almost surely, 2^{3551425771246} is an apocalyptic number.

3551425771246 is a deficient number, since it is larger than the sum of its proper divisors (1775712885626).

3551425771246 is a wasteful number, since it uses less digits than its factorization.

3551425771246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775712885625.

The product of its digits is 7056000, while the sum is 52.

The spelling of 3551425771246 in words is "three trillion, five hundred fifty-one billion, four hundred twenty-five million, seven hundred seventy-one thousand, two hundred forty-six".