78450014 has 8 divisors (see below), whose sum is σ = 118009440. Its totient is φ = 39113536.

The previous prime is 78449989. The next prime is 78450037. The reversal of 78450014 is 41005487.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54854 + ... + 56265.

It is an arithmetic number, because the mean of its divisors is an integer number (14751180).

Almost surely, 2^78450014 is an apocalyptic number.

78450014 is a deficient number, since it is larger than the sum of its proper divisors (39559426).

78450014 is a wasteful number, since it uses less digits than its factorization.

78450014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111474.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 78450014 is about 8857.2012509596. The cubic root of 78450014 is about 428.0859836858.

The spelling of 78450014 in words is "seventy-eight million, four hundred fifty thousand, fourteen".