501140515212240 has 40 divisors (see below), whose sum is σ = 1553535597158688. Its totient is φ = 133637470723200.

The previous prime is 501140515212217. The next prime is 501140515212241. The reversal of 501140515212240 is 42212515041105.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×501140515212240² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501140515212241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1044042739786 + ... + 1044042740265.

Almost surely, 2^{501140515212240} is an apocalyptic number.

It is an amenable number.

501140515212240 is an abundant number, since it is smaller than the sum of its proper divisors (1052395081946448).

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

501140515212240 is a wasteful number, since it uses less digits than its factorization.

501140515212240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088085480067 (or 2088085480061 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 33.

The spelling of 501140515212240 in words is "five hundred one trillion, one hundred forty billion, five hundred fifteen million, two hundred twelve thousand, two hundred forty".