676619434437 has 4 divisors (see below), whose sum is σ = 902159245920. Its totient is φ = 451079622956.

The previous prime is 676619434427. The next prime is 676619434453. The reversal of 676619434437 is 734434916676.

676619434437 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 676619434437 - 2¹¹ = 676619432389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676619434427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112769905737 + ... + 112769905742.

It is an arithmetic number, because the mean of its divisors is an integer number (225539811480).

Almost surely, 2^676619434437 is an apocalyptic number.

It is an amenable number.

676619434437 is a deficient number, since it is larger than the sum of its proper divisors (225539811483).

676619434437 is a wasteful number, since it uses less digits than its factorization.

676619434437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225539811482.

The product of its digits is 54867456, while the sum is 60.

The spelling of 676619434437 in words is "six hundred seventy-six billion, six hundred nineteen million, four hundred thirty-four thousand, four hundred thirty-seven".