223406061015 has 32 divisors (see below), whose sum is σ = 358674471936. Its totient is φ = 118742319360.

The previous prime is 223406061001. The next prime is 223406061019. The reversal of 223406061015 is 510160604322.

It is not a de Polignac number, because 223406061015 - 2¹² = 223406056919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223406061019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5407035 + ... + 5448195.

It is an arithmetic number, because the mean of its divisors is an integer number (11208577248).

Almost surely, 2^223406061015 is an apocalyptic number.

223406061015 is a deficient number, since it is larger than the sum of its proper divisors (135268410921).

223406061015 is a wasteful number, since it uses less digits than its factorization.

223406061015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42399.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 223406061015 its reverse (510160604322), we get a palindrome (733566665337).

The spelling of 223406061015 in words is "two hundred twenty-three billion, four hundred six million, sixty-one thousand, fifteen".