7418729994 has 192 divisors, whose sum is σ = 18196012800. Its totient is φ = 1999134720.

The previous prime is 7418729959. The next prime is 7418730023. The reversal of 7418729994 is 4999278147.

Its product of digits (9144576) is a multiple of the sum of its prime divisors (448).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21256932 + ... + 21257280.

It is an arithmetic number, because the mean of its divisors is an integer number (94770900).

Almost surely, 2^7418729994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7418729994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9098006400).

7418729994 is an abundant number, since it is smaller than the sum of its proper divisors (10777282806).

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

7418729994 is a wasteful number, since it uses less digits than its factorization.

7418729994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 448 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 60.

The square root of 7418729994 is about 86132.0497492078. The cubic root of 7418729994 is about 1950.3378764955.

The spelling of 7418729994 in words is "seven billion, four hundred eighteen million, seven hundred twenty-nine thousand, nine hundred ninety-four".