140551402406 has 8 divisors (see below), whose sum is σ = 211182631704. Its totient is φ = 70157191840.

The previous prime is 140551402393. The next prime is 140551402451. The reversal of 140551402406 is 604204155041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59253200 + ... + 59255571.

It is an arithmetic number, because the mean of its divisors is an integer number (26397828963).

Almost surely, 2^140551402406 is an apocalyptic number.

140551402406 is a deficient number, since it is larger than the sum of its proper divisors (70631229298).

140551402406 is a wasteful number, since it uses less digits than its factorization.

140551402406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118509366.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 140551402406 its reverse (604204155041), we get a palindrome (744755557447).

The spelling of 140551402406 in words is "one hundred forty billion, five hundred fifty-one million, four hundred two thousand, four hundred six".