10420697502 has 96 divisors (see below), whose sum is σ = 24432464160. Its totient is φ = 3197675520.

The previous prime is 10420697491. The next prime is 10420697509. The reversal of 10420697502 is 20579602401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10420697509) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6632377 + ... + 6633947.

It is an arithmetic number, because the mean of its divisors is an integer number (254504835).

Almost surely, 2^10420697502 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10420697502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12216232080).

10420697502 is an abundant number, since it is smaller than the sum of its proper divisors (14011766658).

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

10420697502 is a wasteful number, since it uses less digits than its factorization.

10420697502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058 (or 2055 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 10420697502 in words is "ten billion, four hundred twenty million, six hundred ninety-seven thousand, five hundred two".