151697664 has 144 divisors (see below), whose sum is σ = 475352640. Its totient is φ = 47554560.

The previous prime is 151697659. The next prime is 151697671. The reversal of 151697664 is 466796151.

151697664 is a `hidden beast` number, since 1 + 516 + 9 + 76 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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, 116859 + ... + 118149.

It is an arithmetic number, because the mean of its divisors is an integer number (3301060).

Almost surely, 2^151697664 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 151697664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237676320).

151697664 is an abundant number, since it is smaller than the sum of its proper divisors (323654976).

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

151697664 is a wasteful number, since it uses less digits than its factorization.

151697664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333 (or 1313 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 151697664 is about 12316.5605588573. The cubic root of 151697664 is about 533.3262554616.

The spelling of 151697664 in words is "one hundred fifty-one million, six hundred ninety-seven thousand, six hundred sixty-four".