626428079474 has 4 divisors (see below), whose sum is σ = 939642119214. Its totient is φ = 313214039736.

The previous prime is 626428079441. The next prime is 626428079561. The reversal of 626428079474 is 474970824626.

626428079474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 431852694025 + 194575385449 = 657155^2 + 441107^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156607019867 + ... + 156607019870.

Almost surely, 2^626428079474 is an apocalyptic number.

626428079474 is a deficient number, since it is larger than the sum of its proper divisors (313214039740).

626428079474 is a wasteful number, since it uses less digits than its factorization.

626428079474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313214039739.

The product of its (nonzero) digits is 32514048, while the sum is 59.

The spelling of 626428079474 in words is "six hundred twenty-six billion, four hundred twenty-eight million, seventy-nine thousand, four hundred seventy-four".