725353129135 has 16 divisors (see below), whose sum is σ = 891691416000. Its totient is φ = 566105263360.

The previous prime is 725353129117. The next prime is 725353129183. The reversal of 725353129135 is 531921353527.

725353129135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 725353129135 - 2²¹ = 725351031983 is a prime.

It is a super-2 number, since 2×725353129135² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5946741 + ... + 6067489.

It is an arithmetic number, because the mean of its divisors is an integer number (55730713500).

Almost surely, 2^725353129135 is an apocalyptic number.

725353129135 is a deficient number, since it is larger than the sum of its proper divisors (166338286865).

725353129135 is a wasteful number, since it uses less digits than its factorization.

725353129135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150098.

The product of its digits is 850500, while the sum is 46.

The spelling of 725353129135 in words is "seven hundred twenty-five billion, three hundred fifty-three million, one hundred twenty-nine thousand, one hundred thirty-five".