542545310061 has 32 divisors (see below), whose sum is σ = 848499120000. Its totient is φ = 341678248704.

The previous prime is 542545310059. The next prime is 542545310107. The reversal of 542545310061 is 160013545245.

542545310061 is a `hidden beast` number, since 5 + 4 + 2 + 545 + 3 + 100 + 6 + 1 = 666.

It is not a de Polignac number, because 542545310061 - 2¹ = 542545310059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542545309998 and 542545310025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542545310261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1336140 + ... + 1694213.

It is an arithmetic number, because the mean of its divisors is an integer number (26515597500).

Almost surely, 2^542545310061 is an apocalyptic number.

It is an amenable number.

542545310061 is a deficient number, since it is larger than the sum of its proper divisors (305953809939).

542545310061 is a wasteful number, since it uses less digits than its factorization.

542545310061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030730 (or 3030724 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 542545310061 in words is "five hundred forty-two billion, five hundred forty-five million, three hundred ten thousand, sixty-one".