353201656540 has 12 divisors (see below), whose sum is σ = 741723478776. Its totient is φ = 141280662608.

The previous prime is 353201656517. The next prime is 353201656553. The reversal of 353201656540 is 45656102353.

It is a junction number, because it is equal to n+sod(n) for n = 353201656493 and 353201656502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8830041394 + ... + 8830041433.

It is an arithmetic number, because the mean of its divisors is an integer number (61810289898).

Almost surely, 2^353201656540 is an apocalyptic number.

It is an amenable number.

353201656540 is an abundant number, since it is smaller than the sum of its proper divisors (388521822236).

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

353201656540 is a wasteful number, since it uses less digits than its factorization.

353201656540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17660082836 (or 17660082834 counting only the distinct ones).

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

Adding to 353201656540 its reverse (45656102353), we get a palindrome (398857758893).

The spelling of 353201656540 in words is "three hundred fifty-three billion, two hundred one million, six hundred fifty-six thousand, five hundred forty".