40045734351437 has 16 divisors (see below), whose sum is σ = 42228930811200. Its totient is φ = 37870145913600.

The previous prime is 40045734351433. The next prime is 40045734351439. The reversal of 40045734351437 is 73415343754004.

It is not a de Polignac number, because 40045734351437 - 2² = 40045734351433 is a prime.

It is a super-2 number, since 2×40045734351437² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40045734351431) 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, 25296437 + ... + 26832837.

It is an arithmetic number, because the mean of its divisors is an integer number (2639308175700).

Almost surely, 2^{40045734351437} is an apocalyptic number.

It is an amenable number.

40045734351437 is a deficient number, since it is larger than the sum of its proper divisors (2183196459763).

40045734351437 is a wasteful number, since it uses less digits than its factorization.

40045734351437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538876.

The product of its (nonzero) digits is 8467200, while the sum is 50.

The spelling of 40045734351437 in words is "forty trillion, forty-five billion, seven hundred thirty-four million, three hundred fifty-one thousand, four hundred thirty-seven".