2628552902400 has 2160 divisors, whose sum is σ = 10974300099840. Its totient is φ = 617501491200.

The previous prime is 2628552902399. The next prime is 2628552902429. The reversal of 2628552902400 is 42092558262.

It is a happy number.

2628552902400 is a `hidden beast` number, since 2 + 6 + 2 + 8 + 552 + 90 + 2 + 4 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2160).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 9288172659 + ... + 9288172941.

Almost surely, 2^{2628552902400} is an apocalyptic number.

2628552902400 is a gapful number since it is divisible by the number (20) 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 2628552902400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5487150049920).

2628552902400 is an abundant number, since it is smaller than the sum of its proper divisors (8345747197440).

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

2628552902400 is a wasteful number, since it uses less digits than its factorization.

2628552902400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 2628552902400 in words is "two trillion, six hundred twenty-eight billion, five hundred fifty-two million, nine hundred two thousand, four hundred".