43155054422542 has 16 divisors (see below), whose sum is σ = 68264129226240. Its totient is φ = 20404497000888.

The previous prime is 43155054422539. The next prime is 43155054422567. The reversal of 43155054422542 is 24522445055134.

It is a junction number, because it is equal to n+sod(n) for n = 43155054422492 and 43155054422501.

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, 1038059038 + ... + 1038100609.

It is an arithmetic number, because the mean of its divisors is an integer number (4266508076640).

Almost surely, 2^{43155054422542} is an apocalyptic number.

43155054422542 is a deficient number, since it is larger than the sum of its proper divisors (25109074803698).

43155054422542 is a wasteful number, since it uses less digits than its factorization.

43155054422542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076160215.

The product of its (nonzero) digits is 3840000, while the sum is 46.

Adding to 43155054422542 its reverse (24522445055134), we get a palindrome (67677499477676).

The spelling of 43155054422542 in words is "forty-three trillion, one hundred fifty-five billion, fifty-four million, four hundred twenty-two thousand, five hundred forty-two".