40342501551 has 16 divisors (see below), whose sum is σ = 58706271360. Its totient is φ = 24439055520.

The previous prime is 40342501513. The next prime is 40342501579. The reversal of 40342501551 is 15510524304.

It is not a de Polignac number, because 40342501551 - 2⁹ = 40342501039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40342501751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198496 + ... + 346533.

It is an arithmetic number, because the mean of its divisors is an integer number (3669141960).

Almost surely, 2^40342501551 is an apocalyptic number.

40342501551 is a deficient number, since it is larger than the sum of its proper divisors (18363769809).

40342501551 is a wasteful number, since it uses less digits than its factorization.

40342501551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547286.

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 40342501551 in words is "forty billion, three hundred forty-two million, five hundred one thousand, five hundred fifty-one".