7412628840 has 128 divisors (see below), whose sum is σ = 24041232000. Its totient is φ = 1822030848.

The previous prime is 7412628791. The next prime is 7412628841. The reversal of 7412628840 is 488262147.

It is a junction number, because it is equal to n+sod(n) for n = 7412628792 and 7412628801.

It is not an unprimeable number, because it can be changed into a prime (7412628841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40426 + ... + 128294.

It is an arithmetic number, because the mean of its divisors is an integer number (187822125).

Almost surely, 2^7412628840 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 7412628840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12020616000).

7412628840 is an abundant number, since it is smaller than the sum of its proper divisors (16628603160).

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

7412628840 is a wasteful number, since it uses less digits than its factorization.

7412628840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87939 (or 87935 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 7412628840 is about 86096.6250209612. The cubic root of 7412628840 is about 1949.8030780763.

The spelling of 7412628840 in words is "seven billion, four hundred twelve million, six hundred twenty-eight thousand, eight hundred forty".