40121051248 has 10 divisors (see below), whose sum is σ = 77734536824. Its totient is φ = 20060525616.

The previous prime is 40121051239. The next prime is 40121051279. The reversal of 40121051248 is 84215012104.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1253782836 + ... + 1253782867.

Almost surely, 2^40121051248 is an apocalyptic number.

It is an amenable number.

40121051248 is a deficient number, since it is larger than the sum of its proper divisors (37613485576).

40121051248 is a wasteful number, since it uses less digits than its factorization.

40121051248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507565711 (or 2507565705 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The spelling of 40121051248 in words is "forty billion, one hundred twenty-one million, fifty-one thousand, two hundred forty-eight".