66460350315454 has 16 divisors (see below), whose sum is σ = 104089548155040. Its totient is φ = 31765630152960.

The previous prime is 66460350315433. The next prime is 66460350315467. The reversal of 66460350315454 is 45451305306466.

It is a super-2 number, since 2×66460350315454² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448897467 + ... + 449045494.

It is an arithmetic number, because the mean of its divisors is an integer number (6505596759690).

Almost surely, 2^{66460350315454} is an apocalyptic number.

66460350315454 is a deficient number, since it is larger than the sum of its proper divisors (37629197839586).

66460350315454 is a wasteful number, since it uses less digits than its factorization.

66460350315454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897944595.

The product of its (nonzero) digits is 15552000, while the sum is 52.

The spelling of 66460350315454 in words is "sixty-six trillion, four hundred sixty billion, three hundred fifty million, three hundred fifteen thousand, four hundred fifty-four".