980175840 has 192 divisors, whose sum is σ = 3557965824. Its totient is φ = 222179328.

The previous prime is 980175829. The next prime is 980175863. The reversal of 980175840 is 48571089.

980175840 is digitally balanced in base 2, 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 (42).

It is a junction number, because it is equal to n+sod(n) for n = 980175792 and 980175801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 425572 + ... + 427868.

It is an arithmetic number, because the mean of its divisors is an integer number (18531072).

Almost surely, 2^980175840 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 980175840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1778982912).

980175840 is an abundant number, since it is smaller than the sum of its proper divisors (2577789984).

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

980175840 is a wasteful number, since it uses less digits than its factorization.

980175840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2449 (or 2441 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 42.

The square root of 980175840 is about 31307.7600604067. The cubic root of 980175840 is about 993.3477929320.

The spelling of 980175840 in words is "nine hundred eighty million, one hundred seventy-five thousand, eight hundred forty".