356125128009 has 16 divisors (see below), whose sum is σ = 543838943232. Its totient is φ = 203060542608.

The previous prime is 356125127977. The next prime is 356125128071. The reversal of 356125128009 is 900821521653.

It is not a de Polignac number, because 356125128009 - 2⁵ = 356125127977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (356125120009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18303819 + ... + 18323264.

It is an arithmetic number, because the mean of its divisors is an integer number (33989933952).

Almost surely, 2^356125128009 is an apocalyptic number.

It is an amenable number.

356125128009 is a deficient number, since it is larger than the sum of its proper divisors (187713815223).

356125128009 is a wasteful number, since it uses less digits than its factorization.

356125128009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36627556.

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 356125128009 in words is "three hundred fifty-six billion, one hundred twenty-five million, one hundred twenty-eight thousand, nine".