140734212428 has 48 divisors (see below), whose sum is σ = 274569160320. Its totient is φ = 62725711104.

The previous prime is 140734212413. The next prime is 140734212533. The reversal of 140734212428 is 824212437041.

It is a super-2 number, since 2×140734212428² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 140734212391 and 140734212400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5831675 + ... + 5855757.

It is an arithmetic number, because the mean of its divisors is an integer number (5720190840).

Almost surely, 2^140734212428 is an apocalyptic number.

It is an amenable number.

140734212428 is a deficient number, since it is larger than the sum of its proper divisors (133834947892).

140734212428 is a wasteful number, since it uses less digits than its factorization.

140734212428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28646 (or 28644 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 38.

Adding to 140734212428 its reverse (824212437041), we get a palindrome (964946649469).

The spelling of 140734212428 in words is "one hundred forty billion, seven hundred thirty-four million, two hundred twelve thousand, four hundred twenty-eight".