16525099007 has 8 divisors (see below), whose sum is σ = 17435208960. Its totient is φ = 15619025880.

The previous prime is 16525098977. The next prime is 16525099027. The reversal of 16525099007 is 70099052561.

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 16525099007 - 2⁶ = 16525098943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16525099027) 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, 1000793 + ... + 1017170.

It is an arithmetic number, because the mean of its divisors is an integer number (2179401120).

Almost surely, 2^16525099007 is an apocalyptic number.

16525099007 is a deficient number, since it is larger than the sum of its proper divisors (910109953).

16525099007 is a wasteful number, since it uses less digits than its factorization.

16525099007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018413.

The product of its (nonzero) digits is 170100, while the sum is 44.

The spelling of 16525099007 in words is "sixteen billion, five hundred twenty-five million, ninety-nine thousand, seven".