40325078154240 has 2112 divisors, whose sum is σ = 161846327365632. Its totient is φ = 9545593651200.

The previous prime is 40325078154233. The next prime is 40325078154259. The reversal of 40325078154240 is 4245187052304.

40325078154240 is a `hidden beast` number, since 4 + 0 + 3 + 25 + 0 + 7 + 81 + 542 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2112).

It is a super-2 number, since 2×40325078154240² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 180829946769 + ... + 180829946991.

Almost surely, 2^{40325078154240} is an apocalyptic number.

40325078154240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40325078154240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80923163682816).

40325078154240 is an abundant number, since it is smaller than the sum of its proper divisors (121521249211392).

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

40325078154240 is a wasteful number, since it uses less digits than its factorization.

40325078154240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 40325078154240 in words is "forty trillion, three hundred twenty-five billion, seventy-eight million, one hundred fifty-four thousand, two hundred forty".