790451778 has 8 divisors (see below), whose sum is σ = 1580903568. Its totient is φ = 263483924.

The previous prime is 790451747. The next prime is 790451867. The reversal of 790451778 is 877154097.

790451778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

790451778 is an admirable number.

It is a super-2 number, since 2×790451778² = 1249628026686722568, which contains 22 as substring.

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, 65870976 + ... + 65870987.

It is an arithmetic number, because the mean of its divisors is an integer number (197612946).

Almost surely, 2^790451778 is an apocalyptic number.

790451778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

790451778 is a wasteful number, since it uses less digits than its factorization.

790451778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131741968.

The product of its (nonzero) digits is 493920, while the sum is 48.

The square root of 790451778 is about 28114.9742663941. The cubic root of 790451778 is about 924.6097318340.

The spelling of 790451778 in words is "seven hundred ninety million, four hundred fifty-one thousand, seven hundred seventy-eight".