351216774044 has 12 divisors (see below), whose sum is σ = 614633577600. Its totient is φ = 175607180448.

The previous prime is 351216774043. The next prime is 351216774059. The reversal of 351216774044 is 440477612153.

It is a super-2 number, since 2×351216774044² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 351216773986 and 351216774004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351216774043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 801797 + ... + 1159875.

It is an arithmetic number, because the mean of its divisors is an integer number (51219464800).

Almost surely, 2^351216774044 is an apocalyptic number.

It is an amenable number.

351216774044 is a deficient number, since it is larger than the sum of its proper divisors (263416803556).

351216774044 is a wasteful number, since it uses less digits than its factorization.

351216774044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603292 (or 603290 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 351216774044 in words is "three hundred fifty-one billion, two hundred sixteen million, seven hundred seventy-four thousand, forty-four".