40545144354332 has 24 divisors (see below), whose sum is σ = 72119786694480. Its totient is φ = 19939515010560.

The previous prime is 40545144354329. The next prime is 40545144354343. The reversal of 40545144354332 is 23345344154504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3804044 + ... + 9775532.

It is an arithmetic number, because the mean of its divisors is an integer number (3004991112270).

Almost surely, 2^{40545144354332} is an apocalyptic number.

It is an amenable number.

40545144354332 is a deficient number, since it is larger than the sum of its proper divisors (31574642340148).

40545144354332 is a wasteful number, since it uses less digits than its factorization.

40545144354332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5999381 (or 5999379 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 47.

The spelling of 40545144354332 in words is "forty trillion, five hundred forty-five billion, one hundred forty-four million, three hundred fifty-four thousand, three hundred thirty-two".