101430644445 has 64 divisors (see below), whose sum is σ = 194259744000. Its totient is φ = 49917669120.

The previous prime is 101430644443. The next prime is 101430644467. The reversal of 101430644445 is 544446034101.

101430644445 is a `hidden beast` number, since 1 + 0 + 1 + 4 + 3 + 0 + 644 + 4 + 4 + 5 = 666.

It is not a de Polignac number, because 101430644445 - 2¹ = 101430644443 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101430644443) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6065706 + ... + 6082404.

It is an arithmetic number, because the mean of its divisors is an integer number (3035308500).

Almost surely, 2^101430644445 is an apocalyptic number.

101430644445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101430644445 is a deficient number, since it is larger than the sum of its proper divisors (92829099555).

101430644445 is a wasteful number, since it uses less digits than its factorization.

101430644445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20187 (or 20181 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 101430644445 its reverse (544446034101), we get a palindrome (645876678546).

The spelling of 101430644445 in words is "one hundred one billion, four hundred thirty million, six hundred forty-four thousand, four hundred forty-five".