78324004701 has 24 divisors (see below), whose sum is σ = 117461111040. Its totient is φ = 52155358272.

The previous prime is 78324004691. The next prime is 78324004711. The reversal of 78324004701 is 10740042387.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (78324004691) and next prime (78324004711).

It is not a de Polignac number, because 78324004701 - 2⁵ = 78324004669 is a prime.

It is a super-2 number, since 2×78324004701² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78324004711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22965 + ... + 396453.

It is an arithmetic number, because the mean of its divisors is an integer number (4894212960).

Almost surely, 2^78324004701 is an apocalyptic number.

It is an amenable number.

78324004701 is a deficient number, since it is larger than the sum of its proper divisors (39137106339).

78324004701 is an equidigital number, since it uses as much as digits as its factorization.

78324004701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374367 (or 374355 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The spelling of 78324004701 in words is "seventy-eight billion, three hundred twenty-four million, four thousand, seven hundred one".