161226625016010 has 32 divisors (see below), whose sum is σ = 387015147695232. Its totient is φ = 42985850264640.

The previous prime is 161226625015931. The next prime is 161226625016011. The reversal of 161226625016010 is 10610526622161.

161226625016010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×161226625016010² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 161226625016010.

It is not an unprimeable number, because it can be changed into a prime (161226625016011) 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, 494609749 + ... + 494935608.

It is an arithmetic number, because the mean of its divisors is an integer number (12094223365476).

Almost surely, 2^{161226625016010} is an apocalyptic number.

161226625016010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161226625016010 is an abundant number, since it is smaller than the sum of its proper divisors (225788522679222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161226625016010 is a wasteful number, since it uses less digits than its factorization.

161226625016010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989550798.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 161226625016010 in words is "one hundred sixty-one trillion, two hundred twenty-six billion, six hundred twenty-five million, sixteen thousand, ten".