40610421154 has 8 divisors (see below), whose sum is σ = 61454708460. Its totient is φ = 20125518336.

The previous prime is 40610421107. The next prime is 40610421217. The reversal of 40610421154 is 45112401604.

It can be written as a sum of positive squares in 2 ways, for example, as 39209940225 + 1400480929 = 198015^2 + 37423^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89845839 + ... + 89846290.

Almost surely, 2^40610421154 is an apocalyptic number.

40610421154 is a deficient number, since it is larger than the sum of its proper divisors (20844287306).

40610421154 is a wasteful number, since it uses less digits than its factorization.

40610421154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179692244.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 40610421154 its reverse (45112401604), we get a palindrome (85722822758).

The spelling of 40610421154 in words is "forty billion, six hundred ten million, four hundred twenty-one thousand, one hundred fifty-four".