2010649937400 has 768 divisors, whose sum is σ = 7907293900800. Its totient is φ = 466000128000.

The previous prime is 2010649937333. The next prime is 2010649937419. The reversal of 2010649937400 is 47399460102.

It is a happy number.

2010649937400 is a `hidden beast` number, since 20 + 106 + 4 + 99 + 37 + 400 = 666.

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 191 ways as a sum of consecutive naturals, for example, 80506915 + ... + 80531885.

It is an arithmetic number, because the mean of its divisors is an integer number (10295955600).

Almost surely, 2^{2010649937400} is an apocalyptic number.

2010649937400 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 2010649937400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3953646950400).

2010649937400 is an abundant number, since it is smaller than the sum of its proper divisors (5896643963400).

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

2010649937400 is a wasteful number, since it uses less digits than its factorization.

2010649937400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25077 (or 25062 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 2010649937400 in words is "two trillion, ten billion, six hundred forty-nine million, nine hundred thirty-seven thousand, four hundred".