2640770262000 has 1600 divisors, whose sum is σ = 10670155816320. Its totient is φ = 625397760000.

The previous prime is 2640770261989. The next prime is 2640770262019. The reversal of 2640770262000 is 2620770462.

2640770262000 is a `hidden beast` number, since 2 + 640 + 7 + 7 + 0 + 2 + 6 + 2 + 0 + 0 + 0 = 666.

2640770262000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 6585461800 + ... + 6585462200.

Almost surely, 2^{2640770262000} is an apocalyptic number.

2640770262000 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 2640770262000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5335077908160).

2640770262000 is an abundant number, since it is smaller than the sum of its proper divisors (8029385554320).

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

2640770262000 is a wasteful number, since it uses less digits than its factorization.

2640770262000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The spelling of 2640770262000 in words is "two trillion, six hundred forty billion, seven hundred seventy million, two hundred sixty-two thousand".