7672649953 has 2 divisors, whose sum is σ = 7672649954. Its totient is φ = 7672649952.

The previous prime is 7672649951. The next prime is 7672650043. The reversal of 7672649953 is 3599462767.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4693346064 + 2979303889 = 68508^2 + 54583^2 .

It is a cyclic number.

It is not a de Polignac number, because 7672649953 - 2¹ = 7672649951 is a prime.

Together with 7672649951, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (7672649951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3836324976 + 3836324977.

It is an arithmetic number, because the mean of its divisors is an integer number (3836324977).

Almost surely, 2^7672649953 is an apocalyptic number.

It is an amenable number.

7672649953 is a deficient number, since it is larger than the sum of its proper divisors (1).

7672649953 is an equidigital number, since it uses as much as digits as its factorization.

7672649953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17146080, while the sum is 58.

The square root of 7672649953 is about 87593.6638861510. The cubic root of 7672649953 is about 1972.3400566726.

The spelling of 7672649953 in words is "seven billion, six hundred seventy-two million, six hundred forty-nine thousand, nine hundred fifty-three".