42786946501 has 16 divisors (see below), whose sum is σ = 47541775680. Its totient is φ = 38255057280.

The previous prime is 42786946493. The next prime is 42786946523. The reversal of 42786946501 is 10564968724.

It is a cyclic number.

It is not a de Polignac number, because 42786946501 - 2³ = 42786946493 is a prime.

It is a super-2 number, since 2×42786946501² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42786946541) 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, 214675 + ... + 362848.

It is an arithmetic number, because the mean of its divisors is an integer number (2971360980).

Almost surely, 2^42786946501 is an apocalyptic number.

42786946501 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

42786946501 is a deficient number, since it is larger than the sum of its proper divisors (4754829179).

42786946501 is a wasteful number, since it uses less digits than its factorization.

42786946501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577716.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 42786946501 in words is "forty-two billion, seven hundred eighty-six million, nine hundred forty-six thousand, five hundred one".