629533347672 has 32 divisors (see below), whose sum is σ = 1656666705600. Its totient is φ = 198800004384.

The previous prime is 629533347631. The next prime is 629533347679. The reversal of 629533347672 is 276743335926.

It is a super-2 number, since 2×629533347672² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629533347679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690277338 + ... + 690278249.

It is an arithmetic number, because the mean of its divisors is an integer number (51770834550).

Almost surely, 2^629533347672 is an apocalyptic number.

It is an amenable number.

629533347672 is an abundant number, since it is smaller than the sum of its proper divisors (1027133357928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

629533347672 is a wasteful number, since it uses less digits than its factorization.

629533347672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380555615 (or 1380555611 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 57.

The spelling of 629533347672 in words is "six hundred twenty-nine billion, five hundred thirty-three million, three hundred forty-seven thousand, six hundred seventy-two".