75151620653 has 2 divisors, whose sum is σ = 75151620654. Its totient is φ = 75151620652.

The previous prime is 75151620647. The next prime is 75151620667. The reversal of 75151620653 is 35602615157.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56262416809 + 18889203844 = 237197^2 + 137438^2 .

It is a cyclic number.

It is not a de Polignac number, because 75151620653 - 2²⁸ = 74883185197 is a prime.

It is a super-2 number, since 2×75151620653² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 75151620653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75151620253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37575810326 + 37575810327.

It is an arithmetic number, because the mean of its divisors is an integer number (37575810327).

Almost surely, 2^75151620653 is an apocalyptic number.

It is an amenable number.

75151620653 is a deficient number, since it is larger than the sum of its proper divisors (1).

75151620653 is an equidigital number, since it uses as much as digits as its factorization.

75151620653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 41.

The spelling of 75151620653 in words is "seventy-five billion, one hundred fifty-one million, six hundred twenty thousand, six hundred fifty-three".