4072155000 has 160 divisors (see below), whose sum is σ = 12771974160. Its totient is φ = 1081600000.

The previous prime is 4072154969. The next prime is 4072155007. The reversal of 4072155000 is 5512704.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4072155007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6014662 + ... + 6015338.

Almost surely, 2^4072155000 is an apocalyptic number.

4072155000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4072155000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6385987080).

4072155000 is an abundant number, since it is smaller than the sum of its proper divisors (8699819160).

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

4072155000 is a wasteful number, since it uses less digits than its factorization.

4072155000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107 (or 1088 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 4072155000 is about 63813.4390234534. The cubic root of 4072155000 is about 1596.8891377968.

Adding to 4072155000 its reverse (5512704), we get a palindrome (4077667704).

The spelling of 4072155000 in words is "four billion, seventy-two million, one hundred fifty-five thousand".