674253652541 has 4 divisors (see below), whose sum is σ = 770575602912. Its totient is φ = 577931702172.

The previous prime is 674253652489. The next prime is 674253652547. The reversal of 674253652541 is 145256352476.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 674253652541 - 2¹⁴ = 674253636157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 674253652541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674253652547) 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, 48160975175 + ... + 48160975188.

It is an arithmetic number, because the mean of its divisors is an integer number (192643900728).

Almost surely, 2^674253652541 is an apocalyptic number.

It is an amenable number.

674253652541 is a deficient number, since it is larger than the sum of its proper divisors (96321950371).

674253652541 is an equidigital number, since it uses as much as digits as its factorization.

674253652541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96321950370.

The product of its digits is 6048000, while the sum is 50.

The spelling of 674253652541 in words is "six hundred seventy-four billion, two hundred fifty-three million, six hundred fifty-two thousand, five hundred forty-one".