7430778040794 has 16 divisors (see below), whose sum is σ = 14884314980832. Its totient is φ = 2473132863728.

The previous prime is 7430778040793. The next prime is 7430778040867. The reversal of 7430778040794 is 4970408770347.

It is not an unprimeable number, because it can be changed into a prime (7430778040793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948283224 + ... + 948291059.

It is an arithmetic number, because the mean of its divisors is an integer number (930269686302).

Almost surely, 2^{7430778040794} is an apocalyptic number.

7430778040794 is an abundant number, since it is smaller than the sum of its proper divisors (7453536940038).

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

7430778040794 is a wasteful number, since it uses less digits than its factorization.

7430778040794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896574941.

The product of its (nonzero) digits is 33191424, while the sum is 60.

The spelling of 7430778040794 in words is "seven trillion, four hundred thirty billion, seven hundred seventy-eight million, forty thousand, seven hundred ninety-four".