7643162726401 has 8 divisors (see below), whose sum is σ = 7975600899264. Its totient is φ = 7310735116080.

The previous prime is 7643162726399. The next prime is 7643162726443. The reversal of 7643162726401 is 1046272613467.

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 7643162726401 - 2¹ = 7643162726399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7643162726501) 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, 1143886 + ... + 4073671.

It is an arithmetic number, because the mean of its divisors is an integer number (996950112408).

Almost surely, 2^{7643162726401} is an apocalyptic number.

It is an amenable number.

7643162726401 is a deficient number, since it is larger than the sum of its proper divisors (332438172863).

7643162726401 is a wasteful number, since it uses less digits than its factorization.

7643162726401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5281271.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 7643162726401 in words is "seven trillion, six hundred forty-three billion, one hundred sixty-two million, seven hundred twenty-six thousand, four hundred one".