30145941400473 has 12 divisors (see below), whose sum is σ = 43544993237460. Its totient is φ = 20096899347456.

The previous prime is 30145941400451. The next prime is 30145941400501. The reversal of 30145941400473 is 37400414954103.

It is a happy number.

30145941400473 is a `hidden beast` number, since 3 + 0 + 1 + 4 + 594 + 14 + 0 + 0 + 47 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 408202154649 + 29737739245824 = 638907^2 + 5453232^2 .

It is not a de Polignac number, because 30145941400473 - 2¹² = 30145941396377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30145941400403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32426136 + ... + 33342857.

It is an arithmetic number, because the mean of its divisors is an integer number (3628749436455).

Almost surely, 2^{30145941400473} is an apocalyptic number.

It is an amenable number.

30145941400473 is a deficient number, since it is larger than the sum of its proper divisors (13399051836987).

30145941400473 is a wasteful number, since it uses less digits than its factorization.

30145941400473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65819928 (or 65819925 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 30145941400473 in words is "thirty trillion, one hundred forty-five billion, nine hundred forty-one million, four hundred thousand, four hundred seventy-three".