140691482855490 has 32 divisors (see below), whose sum is σ = 385896638689920. Its totient is φ = 32158053224064.

The previous prime is 140691482855479. The next prime is 140691482855509. The reversal of 140691482855490 is 94558284196041.

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, 334979720875 + ... + 334979721294.

It is an arithmetic number, because the mean of its divisors is an integer number (12059269959060).

Almost surely, 2^{140691482855490} is an apocalyptic number.

140691482855490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140691482855490 is an abundant number, since it is smaller than the sum of its proper divisors (245205155834430).

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

140691482855490 is a wasteful number, since it uses less digits than its factorization.

140691482855490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669959442186.

The product of its (nonzero) digits is 99532800, while the sum is 66.

The spelling of 140691482855490 in words is "one hundred forty trillion, six hundred ninety-one billion, four hundred eighty-two million, eight hundred fifty-five thousand, four hundred ninety".