626223415206138 has 16 divisors (see below), whose sum is σ = 1326120173377920. Its totient is φ = 196462247907776.

The previous prime is 626223415206107. The next prime is 626223415206139. The reversal of 626223415206138 is 831602514322626.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (626223415206139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3069722623458 + ... + 3069722623661.

It is an arithmetic number, because the mean of its divisors is an integer number (82882510836120).

Almost surely, 2^{626223415206138} is an apocalyptic number.

626223415206138 is an abundant number, since it is smaller than the sum of its proper divisors (699896758171782).

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

626223415206138 is a wasteful number, since it uses less digits than its factorization.

626223415206138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6139445247141.

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 626223415206138 in words is "six hundred twenty-six trillion, two hundred twenty-three billion, four hundred fifteen million, two hundred six thousand, one hundred thirty-eight".