10061551612 has 72 divisors (see below), whose sum is σ = 21699056400. Its totient is φ = 4058885376.

The previous prime is 10061551603. The next prime is 10061551667. The reversal of 10061551612 is 21615516001.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 576064 + ... + 593272.

Almost surely, 2^10061551612 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 10061551612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10849528200).

10061551612 is an abundant number, since it is smaller than the sum of its proper divisors (11637504788).

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

10061551612 is a wasteful number, since it uses less digits than its factorization.

10061551612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17403 (or 17394 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The spelling of 10061551612 in words is "ten billion, sixty-one million, five hundred fifty-one thousand, six hundred twelve".