140050038778 has 32 divisors (see below), whose sum is σ = 239478624000. Its totient is φ = 60958166976.

The previous prime is 140050038763. The next prime is 140050038827. The reversal of 140050038778 is 877830050041.

It is a super-2 number, since 2×140050038778² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2127378 + ... + 2192221.

It is an arithmetic number, because the mean of its divisors is an integer number (7483707000).

Almost surely, 2^140050038778 is an apocalyptic number.

140050038778 is a deficient number, since it is larger than the sum of its proper divisors (99428585222).

140050038778 is a wasteful number, since it uses less digits than its factorization.

140050038778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319686.

The product of its (nonzero) digits is 188160, while the sum is 43.

The spelling of 140050038778 in words is "one hundred forty billion, fifty million, thirty-eight thousand, seven hundred seventy-eight".