10546778432 has 28 divisors (see below), whose sum is σ = 21838712736. Its totient is φ = 5044110720.

The previous prime is 10546778413. The next prime is 10546778443. The reversal of 10546778432 is 23487764501.

It is a super-2 number, since 2×10546778432² (a number of 21 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 3 ways as a sum of consecutive naturals, for example, 3580994 + ... + 3583937.

Almost surely, 2^10546778432 is an apocalyptic number.

It is an amenable number.

10546778432 is an abundant number, since it is smaller than the sum of its proper divisors (11291934304).

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

10546778432 is an equidigital number, since it uses as much as digits as its factorization.

10546778432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7164966 (or 7164956 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 10546778432 in words is "ten billion, five hundred forty-six million, seven hundred seventy-eight thousand, four hundred thirty-two".