142490741265 has 48 divisors (see below), whose sum is σ = 249479368320. Its totient is φ = 75227823360.

The previous prime is 142490741257. The next prime is 142490741303. The reversal of 142490741265 is 562147094241.

142490741265 is a `hidden beast` number, since 1 + 424 + 90 + 74 + 12 + 65 = 666.

It is not a de Polignac number, because 142490741265 - 2³ = 142490741257 is a prime.

It is a super-2 number, since 2×142490741265² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 142490741265.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17103621 + ... + 17111949.

It is an arithmetic number, because the mean of its divisors is an integer number (5197486840).

Almost surely, 2^142490741265 is an apocalyptic number.

142490741265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142490741265 is a deficient number, since it is larger than the sum of its proper divisors (106988627055).

142490741265 is a wasteful number, since it uses less digits than its factorization.

142490741265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12134 (or 12131 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 142490741265 in words is "one hundred forty-two billion, four hundred ninety million, seven hundred forty-one thousand, two hundred sixty-five".