2620755000 has 280 divisors, whose sum is σ = 9219236400. Its totient is φ = 697896000.

The previous prime is 2620754951. The next prime is 2620755019. The reversal of 2620755000 is 5570262.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 69 ways as a sum of consecutive naturals, for example, 3644641 + ... + 3645359.

Almost surely, 2^2620755000 is an apocalyptic number.

2620755000 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 2620755000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4609618200).

2620755000 is an abundant number, since it is smaller than the sum of its proper divisors (6598481400).

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

2620755000 is an frugal number, since it uses more digits than its factorization.

2620755000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763 (or 729 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 2620755000 is about 51193.3101098181. The cubic root of 2620755000 is about 1378.7180912423.

The spelling of 2620755000 in words is "two billion, six hundred twenty million, seven hundred fifty-five thousand".