4012538662673 has 8 divisors (see below), whose sum is σ = 4013349350400. Its totient is φ = 4011728077440.

The previous prime is 4012538662661. The next prime is 4012538662687. The reversal of 4012538662673 is 3762668352104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4012538662673 - 2³² = 4008243695377 is a prime.

It is a super-2 number, since 2×4012538662673² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4012538668673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154214561 + ... + 154240577.

It is an arithmetic number, because the mean of its divisors is an integer number (501668668800).

Almost surely, 2^{4012538662673} is an apocalyptic number.

It is an amenable number.

4012538662673 is a deficient number, since it is larger than the sum of its proper divisors (810687727).

4012538662673 is a wasteful number, since it uses less digits than its factorization.

4012538662673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51247.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 4012538662673 in words is "four trillion, twelve billion, five hundred thirty-eight million, six hundred sixty-two thousand, six hundred seventy-three".