40148618121372 has 24 divisors (see below), whose sum is σ = 95673302758656. Its totient is φ = 13098130734448.

The previous prime is 40148618121361. The next prime is 40148618121373. The reversal of 40148618121372 is 27312181684104.

It is a super-2 number, since 2×40148618121372² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40148618121373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35592745998 + ... + 35592747125.

It is an arithmetic number, because the mean of its divisors is an integer number (3986387614944).

Almost surely, 2^{40148618121372} is an apocalyptic number.

It is an amenable number.

40148618121372 is an abundant number, since it is smaller than the sum of its proper divisors (55524684637284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40148618121372 is a wasteful number, since it uses less digits than its factorization.

40148618121372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71185493177 (or 71185493175 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 40148618121372 in words is "forty trillion, one hundred forty-eight billion, six hundred eighteen million, one hundred twenty-one thousand, three hundred seventy-two".