3651972148607 has 4 divisors (see below), whose sum is σ = 3844181209080. Its totient is φ = 3459763088136.

The previous prime is 3651972148579. The next prime is 3651972148661. The reversal of 3651972148607 is 7068412791563.

3651972148607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3651972148607 - 2⁸ = 3651972148351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3651972144607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96104530208 + ... + 96104530245.

It is an arithmetic number, because the mean of its divisors is an integer number (961045302270).

It is a 1-persistent number, because it is pandigital, but 2⋅3651972148607 = 7303944297214 is not.

Almost surely, 2^{3651972148607} is an apocalyptic number.

3651972148607 is a deficient number, since it is larger than the sum of its proper divisors (192209060473).

3651972148607 is a wasteful number, since it uses less digits than its factorization.

3651972148607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192209060472.

The product of its (nonzero) digits is 15240960, while the sum is 59.

The spelling of 3651972148607 in words is "three trillion, six hundred fifty-one billion, nine hundred seventy-two million, one hundred forty-eight thousand, six hundred seven".