40751464378851 has 16 divisors (see below), whose sum is σ = 60452292215200. Its totient is φ = 27131754341664.

The previous prime is 40751464378841. The next prime is 40751464378949. The reversal of 40751464378851 is 15887346415704.

40751464378851 is a `hidden beast` number, since 4 + 0 + 7 + 5 + 146 + 437 + 8 + 8 + 51 = 666.

It is not a de Polignac number, because 40751464378851 - 2¹⁵ = 40751464346083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40751464378811) 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, 996884116 + ... + 996924993.

It is an arithmetic number, because the mean of its divisors is an integer number (3778268263450).

Almost surely, 2^{40751464378851} is an apocalyptic number.

40751464378851 is a deficient number, since it is larger than the sum of its proper divisors (19700827836349).

40751464378851 is a wasteful number, since it uses less digits than its factorization.

40751464378851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993809875 (or 1993809869 counting only the distinct ones).

The product of its (nonzero) digits is 90316800, while the sum is 63.

The spelling of 40751464378851 in words is "forty trillion, seven hundred fifty-one billion, four hundred sixty-four million, three hundred seventy-eight thousand, eight hundred fifty-one".