2134987650 has 72 divisors (see below), whose sum is σ = 5985420480. Its totient is φ = 544573920.

The previous prime is 2134987559. The next prime is 2134987661. The reversal of 2134987650 is 567894312.

2134987650 is digitally balanced in base 10, 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 (45).

2134987650 is strictly pandigital in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2134987596 and 2134987605.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 92790 + ... + 113489.

It is an arithmetic number, because the mean of its divisors is an integer number (83130840).

It is a 1-persistent number, because it is pandigital, but 2⋅2134987650 = 4269975300 is not.

Almost surely, 2^2134987650 is an apocalyptic number.

2134987650 is an abundant number, since it is smaller than the sum of its proper divisors (3850432830).

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

2134987650 is a wasteful number, since it uses less digits than its factorization.

2134987650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206320 (or 206312 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 2134987650 is about 46205.9265679198. The cubic root of 2134987650 is about 1287.6518487442.

The spelling of 2134987650 in words is "two billion, one hundred thirty-four million, nine hundred eighty-seven thousand, six hundred fifty".