350231656540 has 12 divisors (see below), whose sum is σ = 735486478776. Its totient is φ = 140092662608.

The previous prime is 350231656529. The next prime is 350231656549. The reversal of 350231656540 is 45656132053.

It is a junction number, because it is equal to n+sod(n) for n = 350231656493 and 350231656502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350231656549) 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, 8755791394 + ... + 8755791433.

It is an arithmetic number, because the mean of its divisors is an integer number (61290539898).

Almost surely, 2^350231656540 is an apocalyptic number.

It is an amenable number.

350231656540 is an abundant number, since it is smaller than the sum of its proper divisors (385254822236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

350231656540 is a wasteful number, since it uses less digits than its factorization.

350231656540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17511582836 (or 17511582834 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

Adding to 350231656540 its reverse (45656132053), we get a palindrome (395887788593).

The spelling of 350231656540 in words is "three hundred fifty billion, two hundred thirty-one million, six hundred fifty-six thousand, five hundred forty".