601190861904 has 120 divisors (see below), whose sum is σ = 1742502925800. Its totient is φ = 193265909760.

The previous prime is 601190861903. The next prime is 601190861917. The reversal of 601190861904 is 409168091106.

It can be written as a sum of positive squares in 4 ways, for example, as 795240000 + 600395621904 = 28200^2 + 774852^2 .

It is a super-2 number, since 2×601190861904² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 601190861904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601190861903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3597352 + ... + 3760760.

It is an arithmetic number, because the mean of its divisors is an integer number (14520857715).

Almost surely, 2^601190861904 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 601190861904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (871251462900).

601190861904 is an abundant number, since it is smaller than the sum of its proper divisors (1141312063896).

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

601190861904 is a wasteful number, since it uses less digits than its factorization.

601190861904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164333 (or 164324 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 601190861904 in words is "six hundred one billion, one hundred ninety million, eight hundred sixty-one thousand, nine hundred four".