164734282437403 has 16 divisors (see below), whose sum is σ = 188767131549696. Its totient is φ = 140826308922720.

The previous prime is 164734282437383. The next prime is 164734282437443. The reversal of 164734282437403 is 304734282437461.

It is a cyclic number.

It is not a de Polignac number, because 164734282437403 - 2²⁹ = 164733745566491 is a prime.

It is a super-2 number, since 2×164734282437403² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164734282437443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64083498 + ... + 66604528.

It is an arithmetic number, because the mean of its divisors is an integer number (11797945721856).

Almost surely, 2^{164734282437403} is an apocalyptic number.

164734282437403 is a deficient number, since it is larger than the sum of its proper divisors (24032849112293).

164734282437403 is a wasteful number, since it uses less digits than its factorization.

164734282437403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545794.

The product of its (nonzero) digits is 65028096, while the sum is 58.

Adding to 164734282437403 its sum of digits (58), we get a palindrome (164734282437461).

The spelling of 164734282437403 in words is "one hundred sixty-four trillion, seven hundred thirty-four billion, two hundred eighty-two million, four hundred thirty-seven thousand, four hundred three".