16151001000 has 128 divisors (see below), whose sum is σ = 50518166400. Its totient is φ = 4296076800.

The previous prime is 16151000917. The next prime is 16151001019. The reversal of 16151001000 is 10015161.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1220419 + ... + 1233581.

It is an arithmetic number, because the mean of its divisors is an integer number (394673175).

Almost surely, 2^16151001000 is an apocalyptic number.

16151001000 is a gapful number since it is divisible by the number (10) 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 16151001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25259083200).

16151001000 is an abundant number, since it is smaller than the sum of its proper divisors (34367165400).

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

16151001000 is a wasteful number, since it uses less digits than its factorization.

16151001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13596 (or 13582 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 16151001000 its reverse (10015161), we get a palindrome (16161016161).

The spelling of 16151001000 in words is "sixteen billion, one hundred fifty-one million, one thousand".