40424153555 has 8 divisors (see below), whose sum is σ = 49331170800. Its totient is φ = 31791198496.

The previous prime is 40424153537. The next prime is 40424153629. The reversal of 40424153555 is 55535142404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40424153555 - 2⁸ = 40424153299 is a prime.

It is a super-2 number, since 2×40424153555² (a number of 22 digits) contains 22 as substring.

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, 68515220 + ... + 68515809.

It is an arithmetic number, because the mean of its divisors is an integer number (6166396350).

Almost surely, 2^40424153555 is an apocalyptic number.

40424153555 is a deficient number, since it is larger than the sum of its proper divisors (8907017245).

40424153555 is a wasteful number, since it uses less digits than its factorization.

40424153555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137031093.

The product of its (nonzero) digits is 240000, while the sum is 38.

Adding to 40424153555 its reverse (55535142404), we get a palindrome (95959295959).

The spelling of 40424153555 in words is "forty billion, four hundred twenty-four million, one hundred fifty-three thousand, five hundred fifty-five".