7725672153 has 6 divisors (see below), whose sum is σ = 11159304234. Its totient is φ = 5150448096.

The previous prime is 7725672133. The next prime is 7725672173. The reversal of 7725672153 is 3512765277.

7725672153 is a `hidden beast` number, since 7 + 72 + 567 + 2 + 15 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (7725672133) and next prime (7725672173).

It can be written as a sum of positive squares in only one way, i.e., 7403397849 + 322274304 = 86043^2 + 17952^2 .

It is not a de Polignac number, because 7725672153 - 2⁶ = 7725672089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7725672099 and 7725672108.

It is not an unprimeable number, because it can be changed into a prime (7725672133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 429204000 + ... + 429204017.

It is an arithmetic number, because the mean of its divisors is an integer number (1859884039).

Almost surely, 2^7725672153 is an apocalyptic number.

It is an amenable number.

7725672153 is a deficient number, since it is larger than the sum of its proper divisors (3433632081).

7725672153 is a wasteful number, since it uses less digits than its factorization.

7725672153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858408023 (or 858408020 counting only the distinct ones).

The product of its digits is 617400, while the sum is 45.

The square root of 7725672153 is about 87895.8028178820. The cubic root of 7725672153 is about 1976.8729465962.

The spelling of 7725672153 in words is "seven billion, seven hundred twenty-five million, six hundred seventy-two thousand, one hundred fifty-three".