151640316 has 48 divisors (see below), whose sum is σ = 393835680. Its totient is φ = 50457600.

The previous prime is 151640303. The next prime is 151640329. The reversal of 151640316 is 613046151.

151640316 is a `hidden beast` number, since 1 + 5 + 1 + 640 + 3 + 16 = 666.

151640316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (151640303) and next prime (151640329).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 151640316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93916 + ... + 95516.

It is an arithmetic number, because the mean of its divisors is an integer number (8204910).

Almost surely, 2^151640316 is an apocalyptic number.

It is an amenable number.

151640316 is an abundant number, since it is smaller than the sum of its proper divisors (242195364).

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

151640316 is a wasteful number, since it uses less digits than its factorization.

151640316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2491 (or 2483 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 151640316 is about 12314.2322537786. The cubic root of 151640316 is about 533.2590405196.

Adding to 151640316 its reverse (613046151), we get a palindrome (764686467).

The spelling of 151640316 in words is "one hundred fifty-one million, six hundred forty thousand, three hundred sixteen".