7725738097 has 8 divisors (see below), whose sum is σ = 9632089152. Its totient is φ = 6020055600.

The previous prime is 7725738091. The next prime is 7725738107. The reversal of 7725738097 is 7908375277.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7725738097 - 2³ = 7725738089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7725738091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50167054 + ... + 50167207.

It is an arithmetic number, because the mean of its divisors is an integer number (1204011144).

Almost surely, 2^7725738097 is an apocalyptic number.

7725738097 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

7725738097 is a deficient number, since it is larger than the sum of its proper divisors (1906351055).

7725738097 is a wasteful number, since it uses less digits than its factorization.

7725738097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100334279.

The product of its (nonzero) digits is 5186160, while the sum is 55.

The square root of 7725738097 is about 87896.1779430710. The cubic root of 7725738097 is about 1976.8785712433.

The spelling of 7725738097 in words is "seven billion, seven hundred twenty-five million, seven hundred thirty-eight thousand, ninety-seven".