40378935147072 has 112 divisors (see below), whose sum is σ = 107171256279360. Its totient is φ = 13417413230592.

The previous prime is 40378935147013. The next prime is 40378935147101. The reversal of 40378935147072 is 27074153987304.

It is a super-2 number, since 2×40378935147072² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40378935146997 and 40378935147015.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402214579 + ... + 402314957.

It is an arithmetic number, because the mean of its divisors is an integer number (956886216780).

Almost surely, 2^{40378935147072} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40378935147072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53585628139680).

40378935147072 is an abundant number, since it is smaller than the sum of its proper divisors (66792321132288).

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

40378935147072 is a wasteful number, since it uses less digits than its factorization.

40378935147072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106948 (or 106938 counting only the distinct ones).

The product of its (nonzero) digits is 35562240, while the sum is 60.

The spelling of 40378935147072 in words is "forty trillion, three hundred seventy-eight billion, nine hundred thirty-five million, one hundred forty-seven thousand, seventy-two".