52029909898072 has 8 divisors (see below), whose sum is σ = 97556081058900. Its totient is φ = 26014954949032.

The previous prime is 52029909898061. The next prime is 52029909898081. The reversal of 52029909898072 is 27089890992025.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×52029909898072² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52029909897992 and 52029909898010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3251869368622 + ... + 3251869368637.

Almost surely, 2^{52029909898072} is an apocalyptic number.

It is an amenable number.

52029909898072 is a deficient number, since it is larger than the sum of its proper divisors (45526171160828).

52029909898072 is a wasteful number, since it uses less digits than its factorization.

52029909898072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6503738737265 (or 6503738737261 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 70.

The spelling of 52029909898072 in words is "fifty-two trillion, twenty-nine billion, nine hundred nine million, eight hundred ninety-eight thousand, seventy-two".