140318557499894 has 64 divisors (see below), whose sum is σ = 216849040773120. Its totient is φ = 68065211934720.

The previous prime is 140318557499893. The next prime is 140318557499899. The reversal of 140318557499894 is 498994755813041.

It is a super-2 number, since 2×140318557499894² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140318557499893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4309389374 + ... + 4309421934.

It is an arithmetic number, because the mean of its divisors is an integer number (3388266262080).

Almost surely, 2^{140318557499894} is an apocalyptic number.

140318557499894 is a deficient number, since it is larger than the sum of its proper divisors (76530483273226).

140318557499894 is a wasteful number, since it uses less digits than its factorization.

140318557499894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33725.

The product of its (nonzero) digits is 1567641600, while the sum is 77.

The spelling of 140318557499894 in words is "one hundred forty trillion, three hundred eighteen billion, five hundred fifty-seven million, four hundred ninety-nine thousand, eight hundred ninety-four".