1628922649200 has 480 divisors, whose sum is σ = 6510818852352. Its totient is φ = 338202624000.

The previous prime is 1628922649169. The next prime is 1628922649313. The reversal of 1628922649200 is 29462298261.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 125749924 + ... + 125762876.

Almost surely, 2^{1628922649200} is an apocalyptic number.

1628922649200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1628922649200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3255409426176).

1628922649200 is an abundant number, since it is smaller than the sum of its proper divisors (4881896203152).

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

1628922649200 is a wasteful number, since it uses less digits than its factorization.

1628922649200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14353 (or 14342 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 1628922649200 in words is "one trillion, six hundred twenty-eight billion, nine hundred twenty-two million, six hundred forty-nine thousand, two hundred".