35021421316 has 72 divisors (see below), whose sum is σ = 74450335680. Its totient is φ = 14345610048.

The previous prime is 35021421289. The next prime is 35021421317. The reversal of 35021421316 is 61312412053.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (35021421317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8711955 + ... + 8715973.

It is an arithmetic number, because the mean of its divisors is an integer number (1034032440).

Almost surely, 2^35021421316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35021421316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37225167840).

35021421316 is an abundant number, since it is smaller than the sum of its proper divisors (39428914364).

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

35021421316 is a wasteful number, since it uses less digits than its factorization.

35021421316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5993 (or 5984 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 35021421316 its reverse (61312412053), we get a palindrome (96333833369).

The spelling of 35021421316 in words is "thirty-five billion, twenty-one million, four hundred twenty-one thousand, three hundred sixteen".