40219240451 has 16 divisors (see below), whose sum is σ = 45604151040. Its totient is φ = 35162618400.

The previous prime is 40219240423. The next prime is 40219240583. The reversal of 40219240451 is 15404291204.

It is not a de Polignac number, because 40219240451 - 2⁶ = 40219240387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40219243451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1081106 + ... + 1117688.

It is an arithmetic number, because the mean of its divisors is an integer number (2850259440).

Almost surely, 2^40219240451 is an apocalyptic number.

40219240451 is a deficient number, since it is larger than the sum of its proper divisors (5384910589).

40219240451 is a wasteful number, since it uses less digits than its factorization.

40219240451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41066.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 40219240451 in words is "forty billion, two hundred nineteen million, two hundred forty thousand, four hundred fifty-one".