140042301497 has 24 divisors (see below), whose sum is σ = 173392358400. Its totient is φ = 112383680640.

The previous prime is 140042301481. The next prime is 140042301517. The reversal of 140042301497 is 794103240041.

It is a happy number.

It is not a de Polignac number, because 140042301497 - 2⁴ = 140042301481 is a prime.

It is a super-2 number, since 2×140042301497² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140042301407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 280997 + ... + 599202.

It is an arithmetic number, because the mean of its divisors is an integer number (7224681600).

Almost surely, 2^140042301497 is an apocalyptic number.

140042301497 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

140042301497 is a deficient number, since it is larger than the sum of its proper divisors (33350056903).

140042301497 is a wasteful number, since it uses less digits than its factorization.

140042301497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880421 (or 880414 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 140042301497 in words is "one hundred forty billion, forty-two million, three hundred one thousand, four hundred ninety-seven".