40073037551 has 16 divisors (see below), whose sum is σ = 42896692800. Its totient is φ = 37302140928.

The previous prime is 40073037547. The next prime is 40073037581. The reversal of 40073037551 is 15573037004.

It is not a de Polignac number, because 40073037551 - 2² = 40073037547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40073037581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1402415 + ... + 1430703.

It is an arithmetic number, because the mean of its divisors is an integer number (2681043300).

Almost surely, 2^40073037551 is an apocalyptic number.

40073037551 is a deficient number, since it is larger than the sum of its proper divisors (2823655249).

40073037551 is a wasteful number, since it uses less digits than its factorization.

40073037551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29218.

The product of its (nonzero) digits is 44100, while the sum is 35.

The spelling of 40073037551 in words is "forty billion, seventy-three million, thirty-seven thousand, five hundred fifty-one".