7025005899 has 12 divisors (see below), whose sum is σ = 10163684856. Its totient is φ = 4675743072.

The previous prime is 7025005859. The next prime is 7025005909. The reversal of 7025005899 is 9985005207.

It is a happy number.

7025005899 is a `hidden beast` number, since 7 + 0 + 2 + 500 + 58 + 99 = 666.

It is not a de Polignac number, because 7025005899 - 2²¹ = 7022908747 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (7025005859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 626989 + ... + 638094.

It is an arithmetic number, because the mean of its divisors is an integer number (846973738).

Almost surely, 2^7025005899 is an apocalyptic number.

7025005899 is a deficient number, since it is larger than the sum of its proper divisors (3138678957).

7025005899 is a wasteful number, since it uses less digits than its factorization.

7025005899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265706 (or 1265703 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The square root of 7025005899 is about 83815.3082616774. The cubic root of 7025005899 is about 1915.2063121713.

The spelling of 7025005899 in words is "seven billion, twenty-five million, five thousand, eight hundred ninety-nine".