78471448537034 has 64 divisors (see below), whose sum is σ = 148849048313856. Its totient is φ = 30258455157504.

The previous prime is 78471448537021. The next prime is 78471448537037. The reversal of 78471448537034 is 43073584417487.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (78471448537037) 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, 81090494 + ... + 82052489.

It is an arithmetic number, because the mean of its divisors is an integer number (2325766379904).

Almost surely, 2^{78471448537034} is an apocalyptic number.

78471448537034 is a deficient number, since it is larger than the sum of its proper divisors (70377599776822).

78471448537034 is a wasteful number, since it uses less digits than its factorization.

78471448537034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163143099.

The product of its (nonzero) digits is 252887040, while the sum is 65.

The spelling of 78471448537034 in words is "seventy-eight trillion, four hundred seventy-one billion, four hundred forty-eight million, five hundred thirty-seven thousand, thirty-four".