629199107797 has 4 divisors (see below), whose sum is σ = 677599039180. Its totient is φ = 580799176416.

The previous prime is 629199107743. The next prime is 629199107821. The reversal of 629199107797 is 797701991926.

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

It can be written as a sum of positive squares in 2 ways, for example, as 63282936721 + 565916171076 = 251561^2 + 752274^2 .

It is a cyclic number.

It is not a de Polignac number, because 629199107797 - 2²³ = 629190719189 is a prime.

It is a super-4 number, since 4×629199107797⁴ (a number of 48 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629199207797) 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, 24199965672 + ... + 24199965697.

It is an arithmetic number, because the mean of its divisors is an integer number (169399759795).

Almost surely, 2^629199107797 is an apocalyptic number.

It is an amenable number.

629199107797 is a deficient number, since it is larger than the sum of its proper divisors (48399931383).

629199107797 is a wasteful number, since it uses less digits than its factorization.

629199107797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48399931382.

The product of its (nonzero) digits is 27005076, while the sum is 67.

The spelling of 629199107797 in words is "six hundred twenty-nine billion, one hundred ninety-nine million, one hundred seven thousand, seven hundred ninety-seven".