40128471111136 has 24 divisors (see below), whose sum is σ = 79016001342264. Its totient is φ = 20060915214720.

The previous prime is 40128471111119. The next prime is 40128471111143. The reversal of 40128471111136 is 63111117482104.

It is a super-2 number, since 2×40128471111136² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103564255 + ... + 103951006.

It is an arithmetic number, because the mean of its divisors is an integer number (3292333389261).

Almost surely, 2^{40128471111136} is an apocalyptic number.

It is an amenable number.

40128471111136 is a deficient number, since it is larger than the sum of its proper divisors (38887530231128).

40128471111136 is a wasteful number, since it uses less digits than its factorization.

40128471111136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207521314 (or 207521306 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 40.

The spelling of 40128471111136 in words is "forty trillion, one hundred twenty-eight billion, four hundred seventy-one million, one hundred eleven thousand, one hundred thirty-six".