101454560091 has 24 divisors (see below), whose sum is σ = 154433719440. Its totient is φ = 64003737600.

The previous prime is 101454560057. The next prime is 101454560093. The reversal of 101454560091 is 190065454101.

101454560091 is a `hidden beast` number, since 1 + 0 + 1 + 4 + 5 + 4 + 560 + 0 + 91 = 666.

It is not a de Polignac number, because 101454560091 - 2¹⁰ = 101454559067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101454560093) 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, 186070 + ... + 487371.

It is an arithmetic number, because the mean of its divisors is an integer number (6434738310).

Almost surely, 2^101454560091 is an apocalyptic number.

101454560091 is a deficient number, since it is larger than the sum of its proper divisors (52979159349).

101454560091 is a wasteful number, since it uses less digits than its factorization.

101454560091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674347 (or 674344 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 101454560091 in words is "one hundred one billion, four hundred fifty-four million, five hundred sixty thousand, ninety-one".