63620536319 has 8 divisors (see below), whose sum is σ = 64115121840. Its totient is φ = 63126086400.

The previous prime is 63620536303. The next prime is 63620536333. The reversal of 63620536319 is 91363502636.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63620536319 - 2⁴ = 63620536303 is a prime.

It is a super-2 number, since 2×63620536319² (a number of 22 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 63620536319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63620536519) 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, 1039337 + ... + 1098845.

It is an arithmetic number, because the mean of its divisors is an integer number (8014390230).

Almost surely, 2^63620536319 is an apocalyptic number.

63620536319 is a deficient number, since it is larger than the sum of its proper divisors (494585521).

63620536319 is a wasteful number, since it uses less digits than its factorization.

63620536319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67801.

The product of its (nonzero) digits is 524880, while the sum is 44.

The spelling of 63620536319 in words is "sixty-three billion, six hundred twenty million, five hundred thirty-six thousand, three hundred nineteen".