10061542440 has 64 divisors (see below), whose sum is σ = 33538478400. Its totient is φ = 2683077696.

The previous prime is 10061542427. The next prime is 10061542451. The reversal of 10061542440 is 4424516001.

10061542440 is a `hidden beast` number, since 1 + 0 + 0 + 615 + 4 + 2 + 4 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4657042 + ... + 4659201.

It is an arithmetic number, because the mean of its divisors is an integer number (524038725).

Almost surely, 2^10061542440 is an apocalyptic number.

10061542440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10061542440 is an abundant number, since it is smaller than the sum of its proper divisors (23476935960).

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

10061542440 is a wasteful number, since it uses less digits than its factorization.

10061542440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9316263 (or 9316253 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The spelling of 10061542440 in words is "ten billion, sixty-one million, five hundred forty-two thousand, four hundred forty".