480778351 has 2 divisors, whose sum is σ = 480778352. Its totient is φ = 480778350.

The previous prime is 480778339. The next prime is 480778373. The reversal of 480778351 is 153877084.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 480778351 - 2⁹ = 480777839 is a prime.

It is a super-3 number, since 3×480778351³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 480778298 and 480778307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (480778391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240389175 + 240389176.

It is an arithmetic number, because the mean of its divisors is an integer number (240389176).

Almost surely, 2^480778351 is an apocalyptic number.

480778351 is a deficient number, since it is larger than the sum of its proper divisors (1).

480778351 is an equidigital number, since it uses as much as digits as its factorization.

480778351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 480778351 is about 21926.6584549493. The cubic root of 480778351 is about 783.3965137310.

The spelling of 480778351 in words is "four hundred eighty million, seven hundred seventy-eight thousand, three hundred fifty-one".