47445966453 has 8 divisors (see below), whose sum is σ = 63875476288. Its totient is φ = 31323550464.

The previous prime is 47445966443. The next prime is 47445966473. The reversal of 47445966453 is 35466954474.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 47445966453 - 2⁴ = 47445966437 is a prime.

It is a super-2 number, since 2×47445966453² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47445966393 and 47445966402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47445966433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76773100 + ... + 76773717.

It is an arithmetic number, because the mean of its divisors is an integer number (7984434536).

Almost surely, 2^47445966453 is an apocalyptic number.

It is an amenable number.

47445966453 is a deficient number, since it is larger than the sum of its proper divisors (16429509835).

47445966453 is a wasteful number, since it uses less digits than its factorization.

47445966453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153546923.

The product of its digits is 43545600, while the sum is 57.

The spelling of 47445966453 in words is "forty-seven billion, four hundred forty-five million, nine hundred sixty-six thousand, four hundred fifty-three".