43740485376 has 144 divisors (see below), whose sum is σ = 140870386944. Its totient is φ = 11762122752.

The previous prime is 43740485351. The next prime is 43740485473. The reversal of 43740485376 is 67358404734.

It is a super-2 number, since 2×43740485376² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147910 + ... + 330693.

It is an arithmetic number, because the mean of its divisors is an integer number (978266576).

Almost surely, 2^43740485376 is an apocalyptic number.

It is an amenable number.

43740485376 is an abundant number, since it is smaller than the sum of its proper divisors (97129901568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43740485376 is a wasteful number, since it uses less digits than its factorization.

43740485376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478646 (or 478632 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 51.

The spelling of 43740485376 in words is "forty-three billion, seven hundred forty million, four hundred eighty-five thousand, three hundred seventy-six".