2001277074132 has 216 divisors, whose sum is σ = 6299524358400. Its totient is φ = 553348091520.

The previous prime is 2001277074103. The next prime is 2001277074133. The reversal of 2001277074132 is 2314707721002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001277074133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 798744 + ... + 2154192.

Almost surely, 2^{2001277074132} 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 2001277074132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3149762179200).

2001277074132 is an abundant number, since it is smaller than the sum of its proper divisors (4298247284268).

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

2001277074132 is a wasteful number, since it uses less digits than its factorization.

2001277074132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355513 (or 1355492 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The spelling of 2001277074132 in words is "two trillion, one billion, two hundred seventy-seven million, seventy-four thousand, one hundred thirty-two".