31460145553444 has 6 divisors (see below), whose sum is σ = 55055254718534. Its totient is φ = 15730072776720.

The previous prime is 31460145553427. The next prime is 31460145553451. The reversal of 31460145553444 is 44435554106413.

It can be written as a sum of positive squares in only one way, i.e., 25894745561344 + 5565399992100 = 5088688^2 + 2359110^2 .

It is a super-2 number, since 2×31460145553444² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3932518194177 + ... + 3932518194184.

Almost surely, 2^{31460145553444} is an apocalyptic number.

It is an amenable number.

31460145553444 is a deficient number, since it is larger than the sum of its proper divisors (23595109165090).

31460145553444 is a wasteful number, since it uses less digits than its factorization.

31460145553444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7865036388365 (or 7865036388363 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 49.

Adding to 31460145553444 its reverse (44435554106413), we get a palindrome (75895699659857).

The spelling of 31460145553444 in words is "thirty-one trillion, four hundred sixty billion, one hundred forty-five million, five hundred fifty-three thousand, four hundred forty-four".