69650020148 has 6 divisors (see below), whose sum is σ = 121887535266. Its totient is φ = 34825010072.

The previous prime is 69650020147. The next prime is 69650020159. The reversal of 69650020148 is 84102005696.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 69631598884 + 18421264 = 263878^2 + 4292^2 .

It is a super-2 number, since 2×69650020148² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69650020147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8706252515 + ... + 8706252522.

It is an arithmetic number, because the mean of its divisors is an integer number (20314589211).

Almost surely, 2^69650020148 is an apocalyptic number.

It is an amenable number.

69650020148 is a deficient number, since it is larger than the sum of its proper divisors (52237515118).

69650020148 is a wasteful number, since it uses less digits than its factorization.

69650020148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17412505041 (or 17412505039 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 69650020148 in words is "sixty-nine billion, six hundred fifty million, twenty thousand, one hundred forty-eight".