4212551340 has 96 divisors (see below), whose sum is σ = 13226136000. Its totient is φ = 1113025536.

The previous prime is 4212551327. The next prime is 4212551347. The reversal of 4212551340 is 431552124.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4212551347) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 23076 + ... + 94644.

It is an arithmetic number, because the mean of its divisors is an integer number (137772250).

Almost surely, 2^4212551340 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 4212551340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6613068000).

4212551340 is an abundant number, since it is smaller than the sum of its proper divisors (9013584660).

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

4212551340 is a wasteful number, since it uses less digits than its factorization.

4212551340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71696 (or 71688 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 4212551340 is about 64904.1704361130. The cubic root of 4212551340 is about 1615.0342454246.

The spelling of 4212551340 in words is "four billion, two hundred twelve million, five hundred fifty-one thousand, three hundred forty".