167481470025 has 27 divisors (see below), whose sum is σ = 299988917319. Its totient is φ = 89320176720.

The previous prime is 167481469963. The next prime is 167481470069. The reversal of 167481470025 is 520074184761.

The square root of 167481470025 is 409245.

It is a perfect power (a square), and thus also a powerful number.

167481470025 is a `hidden beast` number, since 16 + 74 + 81 + 470 + 0 + 25 = 666.

It can be written as a sum of positive squares in only one way, i.e., 60293329209 + 107188140816 = 245547^2 + 327396^2 .

It is not a de Polignac number, because 167481470025 - 2¹¹ = 167481467977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6125034 + ... + 6152316.

Almost surely, 2^167481470025 is an apocalyptic number.

167481470025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

167481470025 is the 409245-th square number.

167481470025 is the 204623-rd centered octagonal number.

It is an amenable number.

167481470025 is a deficient number, since it is larger than the sum of its proper divisors (132507447294).

167481470025 is an frugal number, since it uses more digits than its factorization.

167481470025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54582 (or 27291 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 167481470025 in words is "one hundred sixty-seven billion, four hundred eighty-one million, four hundred seventy thousand, twenty-five".