1601263227320 has 32 divisors (see below), whose sum is σ = 3646250007120. Its totient is φ = 632788358400.

The previous prime is 1601263227313. The next prime is 1601263227371. The reversal of 1601263227320 is 237223621061.

It is a congruent number.

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, 241150781 + ... + 241157420.

Almost surely, 2^{1601263227320} is an apocalyptic number.

1601263227320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1601263227320 is an abundant number, since it is smaller than the sum of its proper divisors (2044986779800).

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

1601263227320 is a wasteful number, since it uses less digits than its factorization.

1601263227320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482308295 (or 482308291 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

Adding to 1601263227320 its reverse (237223621061), we get a palindrome (1838486848381).

The spelling of 1601263227320 in words is "one trillion, six hundred one billion, two hundred sixty-three million, two hundred twenty-seven thousand, three hundred twenty".