4642124272649 has 32 divisors (see below), whose sum is σ = 4988114826240. Its totient is φ = 4310372102400.

The previous prime is 4642124272637. The next prime is 4642124272657. The reversal of 4642124272649 is 9462724212464.

It is a cyclic number.

It is not a de Polignac number, because 4642124272649 - 2⁴ = 4642124272633 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 4642124272649.

It is not an unprimeable number, because it can be changed into a prime (4642124271649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 241302659 + ... + 241321895.

It is an arithmetic number, because the mean of its divisors is an integer number (155878588320).

Almost surely, 2^{4642124272649} is an apocalyptic number.

It is an amenable number.

4642124272649 is a deficient number, since it is larger than the sum of its proper divisors (345990553591).

4642124272649 is a wasteful number, since it uses less digits than its factorization.

4642124272649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20961.

The product of its digits is 9289728, while the sum is 53.

The spelling of 4642124272649 in words is "four trillion, six hundred forty-two billion, one hundred twenty-four million, two hundred seventy-two thousand, six hundred forty-nine".