66054373 has 16 divisors (see below), whose sum is σ = 85196160. Its totient is φ = 49694400.

The previous prime is 66054371. The next prime is 66054379. The reversal of 66054373 is 37345066.

It is not a de Polignac number, because 66054373 - 2¹ = 66054371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66054371) 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, 12558 + ... + 17023.

It is an arithmetic number, because the mean of its divisors is an integer number (5324760).

Almost surely, 2^66054373 is an apocalyptic number.

It is an amenable number.

66054373 is a deficient number, since it is larger than the sum of its proper divisors (19141787).

66054373 is a wasteful number, since it uses less digits than its factorization.

66054373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29628.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 66054373 is about 8127.3841425147. The cubic root of 66054373 is about 404.2349485419.

The spelling of 66054373 in words is "sixty-six million, fifty-four thousand, three hundred seventy-three".