40533351543 has 24 divisors (see below), whose sum is σ = 59371369200. Its totient is φ = 26642563200.

The previous prime is 40533351493. The next prime is 40533351557. The reversal of 40533351543 is 34515333504.

40533351543 is a `hidden beast` number, since 40 + 533 + 35 + 1 + 54 + 3 = 666.

It is not a de Polignac number, because 40533351543 - 2⁶ = 40533351479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40533351498 and 40533351507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40533351563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2158093 + ... + 2176793.

It is an arithmetic number, because the mean of its divisors is an integer number (2473807050).

Almost surely, 2^40533351543 is an apocalyptic number.

40533351543 is a deficient number, since it is larger than the sum of its proper divisors (18838017657).

40533351543 is a wasteful number, since it uses less digits than its factorization.

40533351543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22079 (or 22076 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

The spelling of 40533351543 in words is "forty billion, five hundred thirty-three million, three hundred fifty-one thousand, five hundred forty-three".