140628691056 has 160 divisors (see below), whose sum is σ = 419467755520. Its totient is φ = 39767148288.

The previous prime is 140628691043. The next prime is 140628691103. The reversal of 140628691056 is 650196826041.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 140628690996 and 140628691014.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 18729255 + ... + 18736761.

It is an arithmetic number, because the mean of its divisors is an integer number (2621673472).

Almost surely, 2^140628691056 is an apocalyptic number.

140628691056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140628691056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209733877760).

140628691056 is an abundant number, since it is smaller than the sum of its proper divisors (278839064464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140628691056 is a wasteful number, since it uses less digits than its factorization.

140628691056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8091 (or 8085 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 140628691056 in words is "one hundred forty billion, six hundred twenty-eight million, six hundred ninety-one thousand, fifty-six".