2101833498640 has 40 divisors (see below), whose sum is σ = 4906232106048. Its totient is φ = 837383856000.

The previous prime is 2101833498617. The next prime is 2101833498641. The reversal of 2101833498640 is 468943381012.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (2101833498641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52316412 + ... + 52356571.

Almost surely, 2^{2101833498640} is an apocalyptic number.

2101833498640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101833498640 is an abundant number, since it is smaller than the sum of its proper divisors (2804398607408).

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

2101833498640 is a wasteful number, since it uses less digits than its factorization.

2101833498640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104673247 (or 104673241 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 2101833498640 in words is "two trillion, one hundred one billion, eight hundred thirty-three million, four hundred ninety-eight thousand, six hundred forty".