40030405035025 has 24 divisors (see below), whose sum is σ = 49746681615744. Its totient is φ = 31954019697600.

The previous prime is 40030405035007. The next prime is 40030405035217. The reversal of 40030405035025 is 52053050403004.

It is a happy number.

It is not a de Polignac number, because 40030405035025 - 2⁹ = 40030405034513 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 502280430 + ... + 502360120.

It is an arithmetic number, because the mean of its divisors is an integer number (2072778400656).

Almost surely, 2^{40030405035025} is an apocalyptic number.

It is an amenable number.

40030405035025 is a deficient number, since it is larger than the sum of its proper divisors (9716276580719).

40030405035025 is a wasteful number, since it uses less digits than its factorization.

40030405035025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123561 (or 123556 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

Adding to 40030405035025 its reverse (52053050403004), we get a palindrome (92083455438029).

The spelling of 40030405035025 in words is "forty trillion, thirty billion, four hundred five million, thirty-five thousand, twenty-five".