4157191536 has 80 divisors (see below), whose sum is σ = 11057292288. Its totient is φ = 1344902400.

The previous prime is 4157191477. The next prime is 4157191537. The reversal of 4157191536 is 6351917514.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4157191537) 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 15 ways as a sum of consecutive naturals, for example, 762741 + ... + 768171.

Almost surely, 2^4157191536 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 4157191536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5528646144).

4157191536 is an abundant number, since it is smaller than the sum of its proper divisors (6900100752).

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

4157191536 is a wasteful number, since it uses less digits than its factorization.

4157191536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5910 (or 5904 counting only the distinct ones).

The product of its digits is 113400, while the sum is 42.

The square root of 4157191536 is about 64476.2866176395. The cubic root of 4157191536 is about 1607.9282968448.

The spelling of 4157191536 in words is "four billion, one hundred fifty-seven million, one hundred ninety-one thousand, five hundred thirty-six".