60719781331 has 16 divisors (see below), whose sum is σ = 71183041920. Its totient is φ = 51177329280.

The previous prime is 60719781329. The next prime is 60719781347. The reversal of 60719781331 is 13318791706.

It is not a de Polignac number, because 60719781331 - 2¹ = 60719781329 is a prime.

It is a super-2 number, since 2×60719781331² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (60719781131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2410641 + ... + 2435698.

It is an arithmetic number, because the mean of its divisors is an integer number (4448940120).

Almost surely, 2^60719781331 is an apocalyptic number.

60719781331 is a deficient number, since it is larger than the sum of its proper divisors (10463260589).

60719781331 is a wasteful number, since it uses less digits than its factorization.

60719781331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4846434.

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 60719781331 in words is "sixty billion, seven hundred nineteen million, seven hundred eighty-one thousand, three hundred thirty-one".