40043355102 has 16 divisors (see below), whose sum is σ = 88985233680. Its totient is φ = 13347785016.

The previous prime is 40043355073. The next prime is 40043355137. The reversal of 40043355102 is 20155334004.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 7 ways as a sum of consecutive naturals, for example, 370771753 + ... + 370771860.

It is an arithmetic number, because the mean of its divisors is an integer number (5561577105).

Almost surely, 2^40043355102 is an apocalyptic number.

40043355102 is an abundant number, since it is smaller than the sum of its proper divisors (48941878578).

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

40043355102 is a wasteful number, since it uses less digits than its factorization.

40043355102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741543624 (or 741543618 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 40043355102 its reverse (20155334004), we get a palindrome (60198689106).

It can be divided in two parts, 400433 and 55102, that added together give a triangular number (455535 = T₉₅₄).

The spelling of 40043355102 in words is "forty billion, forty-three million, three hundred fifty-five thousand, one hundred two".