7550462749 has 2 divisors, whose sum is σ = 7550462750. Its totient is φ = 7550462748.

The previous prime is 7550462723. The next prime is 7550462767. The reversal of 7550462749 is 9472640557.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6897302500 + 653160249 = 83050^2 + 25557^2 .

It is a cyclic number.

It is not a de Polignac number, because 7550462749 - 2²⁵ = 7516908317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7550462449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3775231374 + 3775231375.

It is an arithmetic number, because the mean of its divisors is an integer number (3775231375).

Almost surely, 2^7550462749 is an apocalyptic number.

It is an amenable number.

7550462749 is a deficient number, since it is larger than the sum of its proper divisors (1).

7550462749 is an equidigital number, since it uses as much as digits as its factorization.

7550462749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The square root of 7550462749 is about 86893.3987653838. The cubic root of 7550462749 is about 1961.8141218698.

The spelling of 7550462749 in words is "seven billion, five hundred fifty million, four hundred sixty-two thousand, seven hundred forty-nine".