629260066973 has 4 divisors (see below), whose sum is σ = 629262862620. Its totient is φ = 629257271328.

The previous prime is 629260066943. The next prime is 629260066999. The reversal of 629260066973 is 379660062926.

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 582898656484 + 46361410489 = 763478^2 + 215317^2 .

It is a cyclic number.

It is not a de Polignac number, because 629260066973 - 2²⁸ = 628991631517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629260066943) 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, 1027490 + ... + 1521267.

It is an arithmetic number, because the mean of its divisors is an integer number (157315715655).

Almost surely, 2^629260066973 is an apocalyptic number.

It is an amenable number.

629260066973 is a deficient number, since it is larger than the sum of its proper divisors (2795647).

629260066973 is a wasteful number, since it uses less digits than its factorization.

629260066973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795646.

The product of its (nonzero) digits is 8817984, while the sum is 56.

The spelling of 629260066973 in words is "six hundred twenty-nine billion, two hundred sixty million, sixty-six thousand, nine hundred seventy-three".