7550053949 has 2 divisors, whose sum is σ = 7550053950. Its totient is φ = 7550053948.

The previous prime is 7550053943. The next prime is 7550053967. The reversal of 7550053949 is 9493500557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5480440900 + 2069613049 = 74030^2 + 45493^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7550053949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7550053943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3775026974 + 3775026975.

It is an arithmetic number, because the mean of its divisors is an integer number (3775026975).

Almost surely, 2^7550053949 is an apocalyptic number.

It is an amenable number.

7550053949 is a deficient number, since it is larger than the sum of its proper divisors (1).

7550053949 is an equidigital number, since it uses as much as digits as its factorization.

7550053949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 850500, while the sum is 47.

The square root of 7550053949 is about 86891.0464259696. The cubic root of 7550053949 is about 1961.7787154709.

The spelling of 7550053949 in words is "seven billion, five hundred fifty million, fifty-three thousand, nine hundred forty-nine".