140018341428534 has 64 divisors (see below), whose sum is σ = 286680263950080. Its totient is φ = 45566515370880.

The previous prime is 140018341428481. The next prime is 140018341428571. The reversal of 140018341428534 is 435824143810041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6960189844 + ... + 6960209960.

It is an arithmetic number, because the mean of its divisors is an integer number (4479379124220).

Almost surely, 2^{140018341428534} is an apocalyptic number.

140018341428534 is an abundant number, since it is smaller than the sum of its proper divisors (146661922521546).

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

140018341428534 is a wasteful number, since it uses less digits than its factorization.

140018341428534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31165.

The product of its (nonzero) digits is 1474560, while the sum is 48.

The spelling of 140018341428534 in words is "one hundred forty trillion, eighteen billion, three hundred forty-one million, four hundred twenty-eight thousand, five hundred thirty-four".