43740777474342 has 64 divisors (see below), whose sum is σ = 104680506840000. Its totient is φ = 13458479215104.

The previous prime is 43740777474337. The next prime is 43740777474379. The reversal of 43740777474342 is 24347477704734.

43740777474342 is a `hidden beast` number, since 43 + 7 + 407 + 77 + 47 + 43 + 42 = 666.

It is a super-2 number, since 2×43740777474342² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43740777474342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45043584 + ... + 46004412.

It is an arithmetic number, because the mean of its divisors is an integer number (1635632919375).

Almost surely, 2^{43740777474342} is an apocalyptic number.

43740777474342 is an abundant number, since it is smaller than the sum of its proper divisors (60939729365658).

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

43740777474342 is a wasteful number, since it uses less digits than its factorization.

43740777474342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025702 (or 1025696 counting only the distinct ones).

The product of its (nonzero) digits is 309786624, while the sum is 63.

The spelling of 43740777474342 in words is "forty-three trillion, seven hundred forty billion, seven hundred seventy-seven million, four hundred seventy-four thousand, three hundred forty-two".