40148801554 has 8 divisors (see below), whose sum is σ = 60395762700. Its totient is φ = 20016880656.

The previous prime is 40148801527. The next prime is 40148801579. The reversal of 40148801554 is 45510884104.

It can be written as a sum of positive squares in 2 ways, for example, as 39071452225 + 1077349329 = 197665^2 + 32823^2 .

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

It is a super-2 number, since 2×40148801554² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28759189 + ... + 28760584.

Almost surely, 2^40148801554 is an apocalyptic number.

40148801554 is a deficient number, since it is larger than the sum of its proper divisors (20246961146).

40148801554 is a wasteful number, since it uses less digits than its factorization.

40148801554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57520124.

The product of its (nonzero) digits is 102400, while the sum is 40.

The spelling of 40148801554 in words is "forty billion, one hundred forty-eight million, eight hundred one thousand, five hundred fifty-four".