140897875758 has 32 divisors (see below), whose sum is σ = 289746784800. Its totient is φ = 45657046656.

The previous prime is 140897875691. The next prime is 140897875793. The reversal of 140897875758 is 857578798041.

It is a happy number.

It is a super-2 number, since 2×140897875758² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140897875692 and 140897875701.

It is a congruent number.

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, 1997793 + ... + 2067116.

It is an arithmetic number, because the mean of its divisors is an integer number (9054587025).

Almost surely, 2^140897875758 is an apocalyptic number.

140897875758 is an abundant number, since it is smaller than the sum of its proper divisors (148848909042).

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

140897875758 is a wasteful number, since it uses less digits than its factorization.

140897875758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4065076.

The product of its (nonzero) digits is 158054400, while the sum is 69.

The spelling of 140897875758 in words is "one hundred forty billion, eight hundred ninety-seven million, eight hundred seventy-five thousand, seven hundred fifty-eight".