4890923516540 has 48 divisors (see below), whose sum is σ = 10736465940480. Its totient is φ = 1869295371840.

The previous prime is 4890923516539. The next prime is 4890923516543. The reversal of 4890923516540 is 456153290984.

It is a super-2 number, since 2×4890923516540² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4890923516543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49878782 + ... + 49976741.

It is an arithmetic number, because the mean of its divisors is an integer number (223676373760).

Almost surely, 2^{4890923516540} is an apocalyptic number.

It is an amenable number.

4890923516540 is an abundant number, since it is smaller than the sum of its proper divisors (5845542423940).

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

4890923516540 is a wasteful number, since it uses less digits than its factorization.

4890923516540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99855642 (or 99855640 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 56.

The spelling of 4890923516540 in words is "four trillion, eight hundred ninety billion, nine hundred twenty-three million, five hundred sixteen thousand, five hundred forty".