161425102115 has 8 divisors (see below), whose sum is σ = 193902110880. Its totient is φ = 129012089472.

The previous prime is 161425102087. The next prime is 161425102121. The reversal of 161425102115 is 511201524161.

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 161425102115 - 2¹⁰ = 161425101091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15993479 + ... + 16003568.

It is an arithmetic number, because the mean of its divisors is an integer number (24237763860).

Almost surely, 2^161425102115 is an apocalyptic number.

161425102115 is a deficient number, since it is larger than the sum of its proper divisors (32477008765).

161425102115 is a wasteful number, since it uses less digits than its factorization.

161425102115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31998061.

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 161425102115 its reverse (511201524161), we get a palindrome (672626626276).

The spelling of 161425102115 in words is "one hundred sixty-one billion, four hundred twenty-five million, one hundred two thousand, one hundred fifteen".