10642650246520 has 32 divisors (see below), whose sum is σ = 24013798675920. Its totient is φ = 4245000432640.

The previous prime is 10642650246517. The next prime is 10642650246533. The reversal of 10642650246520 is 2564205624601.

It is a happy number.

It is a super-2 number, since 2×10642650246520² (a number of 27 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, 376850266 + ... + 376878505.

Almost surely, 2^{10642650246520} is an apocalyptic number.

10642650246520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10642650246520 is an abundant number, since it is smaller than the sum of its proper divisors (13371148429400).

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

10642650246520 is a wasteful number, since it uses less digits than its factorization.

10642650246520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753729135 (or 753729131 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 10642650246520 in words is "ten trillion, six hundred forty-two billion, six hundred fifty million, two hundred forty-six thousand, five hundred twenty".