140465285653942 has 4 divisors (see below), whose sum is σ = 210697928480916. Its totient is φ = 70232642826970.

The previous prime is 140465285653937. The next prime is 140465285653943. The reversal of 140465285653942 is 249356582564041.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140465285653943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35116321413484 + ... + 35116321413487.

It is an arithmetic number, because the mean of its divisors is an integer number (52674482120229).

Almost surely, 2^{140465285653942} is an apocalyptic number.

140465285653942 is a deficient number, since it is larger than the sum of its proper divisors (70232642826974).

140465285653942 is an equidigital number, since it uses as much as digits as its factorization.

140465285653942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70232642826973.

The product of its (nonzero) digits is 248832000, while the sum is 64.

The spelling of 140465285653942 in words is "one hundred forty trillion, four hundred sixty-five billion, two hundred eighty-five million, six hundred fifty-three thousand, nine hundred forty-two".