2940526507640 has 32 divisors (see below), whose sum is σ = 6625622914560. Its totient is φ = 1174532688000.

The previous prime is 2940526507637. The next prime is 2940526507657. The reversal of 2940526507640 is 467056250492.

It is a super-2 number, since 2×2940526507640² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52406456 + ... + 52462535.

It is an arithmetic number, because the mean of its divisors is an integer number (207050716080).

Almost surely, 2^{2940526507640} is an apocalyptic number.

2940526507640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2940526507640 is an abundant number, since it is smaller than the sum of its proper divisors (3685096406920).

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

2940526507640 is a wasteful number, since it uses less digits than its factorization.

2940526507640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104869703 (or 104869699 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 2940526507640 in words is "two trillion, nine hundred forty billion, five hundred twenty-six million, five hundred seven thousand, six hundred forty".