40025654011651 has 64 divisors (see below), whose sum is σ = 52160559022080. Its totient is φ = 29800892943360.

The previous prime is 40025654011619. The next prime is 40025654011657. The reversal of 40025654011651 is 15611045652004.

It is not a de Polignac number, because 40025654011651 - 2⁵ = 40025654011619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40025654011657) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 112407871 + ... + 112763383.

It is an arithmetic number, because the mean of its divisors is an integer number (815008734720).

Almost surely, 2^{40025654011651} is an apocalyptic number.

40025654011651 is a deficient number, since it is larger than the sum of its proper divisors (12134905010429).

40025654011651 is a wasteful number, since it uses less digits than its factorization.

40025654011651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356084.

The product of its (nonzero) digits is 144000, while the sum is 40.

Adding to 40025654011651 its reverse (15611045652004), we get a palindrome (55636699663655).

The spelling of 40025654011651 in words is "forty trillion, twenty-five billion, six hundred fifty-four million, eleven thousand, six hundred fifty-one".