2637402066012 has 192 divisors, whose sum is σ = 7698862080000. Its totient is φ = 686123370240.

The previous prime is 2637402065993. The next prime is 2637402066053. The reversal of 2637402066012 is 2106602047362.

It is a super-3 number, since 3×2637402066012³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3646489 + ... + 4309487.

It is an arithmetic number, because the mean of its divisors is an integer number (40098240000).

Almost surely, 2^{2637402066012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2637402066012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3849431040000).

2637402066012 is an abundant number, since it is smaller than the sum of its proper divisors (5061460013988).

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

2637402066012 is a wasteful number, since it uses less digits than its factorization.

2637402066012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663136 (or 663134 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 2637402066012 in words is "two trillion, six hundred thirty-seven billion, four hundred two million, sixty-six thousand, twelve".