146610638740 has 24 divisors (see below), whose sum is σ = 325993068072. Its totient is φ = 55194593280.

The previous prime is 146610638729. The next prime is 146610638767. The reversal of 146610638740 is 47836016641.

It can be written as a sum of positive squares in 4 ways, for example, as 67867544196 + 78743094544 = 260514^2 + 280612^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215603541 + ... + 215604220.

It is an arithmetic number, because the mean of its divisors is an integer number (13583044503).

Almost surely, 2^146610638740 is an apocalyptic number.

146610638740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146610638740 is an abundant number, since it is smaller than the sum of its proper divisors (179382429332).

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

146610638740 is a wasteful number, since it uses less digits than its factorization.

146610638740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431207787 (or 431207785 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 146610638740 in words is "one hundred forty-six billion, six hundred ten million, six hundred thirty-eight thousand, seven hundred forty".