647813146026 has 16 divisors (see below), whose sum is σ = 1297093603104. Its totient is φ = 215693163504.

The previous prime is 647813146021. The next prime is 647813146039. The reversal of 647813146026 is 620641318746.

It is not an unprimeable number, because it can be changed into a prime (647813146021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61132221 + ... + 61142816.

It is an arithmetic number, because the mean of its divisors is an integer number (81068350194).

Almost surely, 2^647813146026 is an apocalyptic number.

647813146026 is an abundant number, since it is smaller than the sum of its proper divisors (649280457078).

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

647813146026 is a wasteful number, since it uses less digits than its factorization.

647813146026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122275925.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 647813146026 in words is "six hundred forty-seven billion, eight hundred thirteen million, one hundred forty-six thousand, twenty-six".