16506146151 has 36 divisors (see below), whose sum is σ = 26651013480. Its totient is φ = 9834132000.

The previous prime is 16506146149. The next prime is 16506146201. The reversal of 16506146151 is 15164160561.

16506146151 is a `hidden beast` number, since 1 + 6 + 506 + 146 + 1 + 5 + 1 = 666.

It is not a de Polignac number, because 16506146151 - 2¹ = 16506146149 is a prime.

It is a super-2 number, since 2×16506146151² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16506166151) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 64200 + ... + 192701.

It is an arithmetic number, because the mean of its divisors is an integer number (740305930).

Almost surely, 2^16506146151 is an apocalyptic number.

16506146151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16506146151 is a deficient number, since it is larger than the sum of its proper divisors (10144867329).

16506146151 is a wasteful number, since it uses less digits than its factorization.

16506146151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256988 (or 256974 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 16506146151 in words is "sixteen billion, five hundred six million, one hundred forty-six thousand, one hundred fifty-one".