629148634601 has 4 divisors (see below), whose sum is σ = 629506310400. Its totient is φ = 628790958804.

The previous prime is 629148634591. The next prime is 629148634637. The reversal of 629148634601 is 106436841926.

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 a de Polignac number, because none of the positive numbers 2^k-629148634601 is a prime.

It is a super-2 number, since 2×629148634601² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 629148634601.

It is not an unprimeable number, because it can be changed into a prime (629148634651) 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, 178835261 + ... + 178838778.

It is an arithmetic number, because the mean of its divisors is an integer number (157376577600).

Almost surely, 2^629148634601 is an apocalyptic number.

It is an amenable number.

629148634601 is a deficient number, since it is larger than the sum of its proper divisors (357675799).

629148634601 is a wasteful number, since it uses less digits than its factorization.

629148634601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357675798.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 629148634601 in words is "six hundred twenty-nine billion, one hundred forty-eight million, six hundred thirty-four thousand, six hundred one".