46503212321128 has 8 divisors (see below), whose sum is σ = 87193523102130. Its totient is φ = 23251606160560.

The previous prime is 46503212321123. The next prime is 46503212321129. The reversal of 46503212321128 is 82112321230564.

It can be written as a sum of positive squares in only one way, i.e., 26506413839844 + 19996798481284 = 5148438^2 + 4471778^2 .

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

It is a super-2 number, since 2×46503212321128² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (46503212321123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2906450770063 + ... + 2906450770078.

Almost surely, 2^{46503212321128} is an apocalyptic number.

It is an amenable number.

46503212321128 is a deficient number, since it is larger than the sum of its proper divisors (40690310781002).

46503212321128 is a wasteful number, since it uses less digits than its factorization.

46503212321128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5812901540147 (or 5812901540143 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 46503212321128 in words is "forty-six trillion, five hundred three billion, two hundred twelve million, three hundred twenty-one thousand, one hundred twenty-eight".