60400335324640 has 96 divisors (see below), whose sum is σ = 142862013010080. Its totient is φ = 24131996596224.

The previous prime is 60400335324631. The next prime is 60400335324649. The reversal of 60400335324640 is 4642353300406.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (60400335324631) and next prime (60400335324649).

It is a super-2 number, since 2×60400335324640² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 60400335324593 and 60400335324602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60400335324649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2004443014 + ... + 2004473146.

It is an arithmetic number, because the mean of its divisors is an integer number (1488145968855).

Almost surely, 2^{60400335324640} is an apocalyptic number.

It is an amenable number.

60400335324640 is an abundant number, since it is smaller than the sum of its proper divisors (82461677685440).

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

60400335324640 is a wasteful number, since it uses less digits than its factorization.

60400335324640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44324 (or 44316 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 40.

The spelling of 60400335324640 in words is "sixty trillion, four hundred billion, three hundred thirty-five million, three hundred twenty-four thousand, six hundred forty".