1620253200232 has 32 divisors (see below), whose sum is σ = 3195999180000. Its totient is φ = 768933715648.

The previous prime is 1620253200229. The next prime is 1620253200257. The reversal of 1620253200232 is 2320023520261.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1620253200232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59171482 + ... + 59198857.

It is an arithmetic number, because the mean of its divisors is an integer number (99874974375).

Almost surely, 2^{1620253200232} is an apocalyptic number.

It is an amenable number.

1620253200232 is a deficient number, since it is larger than the sum of its proper divisors (1575745979768).

1620253200232 is a wasteful number, since it uses less digits than its factorization.

1620253200232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118370433 (or 118370429 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 1620253200232 its reverse (2320023520261), we get a palindrome (3940276720493).

The spelling of 1620253200232 in words is "one trillion, six hundred twenty billion, two hundred fifty-three million, two hundred thousand, two hundred thirty-two".