140000432420690 has 64 divisors (see below), whose sum is σ = 254669662420992. Its totient is φ = 55408054276800.

The previous prime is 140000432420689. The next prime is 140000432420699. The reversal of 140000432420690 is 96024234000041.

It is a super-2 number, since 2×140000432420690² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140000432420690.

It is not an unprimeable number, because it can be changed into a prime (140000432420699) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13588312079 + ... + 13588322381.

It is an arithmetic number, because the mean of its divisors is an integer number (3979213475328).

Almost surely, 2^{140000432420690} is an apocalyptic number.

140000432420690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140000432420690 is a deficient number, since it is larger than the sum of its proper divisors (114669230000302).

140000432420690 is a wasteful number, since it uses less digits than its factorization.

140000432420690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20655.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 140000432420690 in words is "one hundred forty trillion, four hundred thirty-two million, four hundred twenty thousand, six hundred ninety".