1207730228432 has 80 divisors (see below), whose sum is σ = 2880426474240. Its totient is φ = 477708005376.

The previous prime is 1207730228423. The next prime is 1207730228581. The reversal of 1207730228432 is 2348220377021.

It is a super-2 number, since 2×1207730228432² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1207730228432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9662528 + ... + 9786720.

It is an arithmetic number, because the mean of its divisors is an integer number (36005330928).

Almost surely, 2^{1207730228432} is an apocalyptic number.

It is an amenable number.

1207730228432 is an abundant number, since it is smaller than the sum of its proper divisors (1672696245808).

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

1207730228432 is a wasteful number, since it uses less digits than its factorization.

1207730228432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130900 (or 130894 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 1207730228432 in words is "one trillion, two hundred seven billion, seven hundred thirty million, two hundred twenty-eight thousand, four hundred thirty-two".