53640154004 has 24 divisors (see below), whose sum is σ = 96495960288. Its totient is φ = 26071212960.

The previous prime is 53640154003. The next prime is 53640154039. The reversal of 53640154004 is 40045104635.

It is a super-2 number, since 2×53640154004² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53640154003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4634 + ... + 327569.

It is an arithmetic number, because the mean of its divisors is an integer number (4020665012).

Almost surely, 2^53640154004 is an apocalyptic number.

It is an amenable number.

53640154004 is a deficient number, since it is larger than the sum of its proper divisors (42855806284).

53640154004 is a wasteful number, since it uses less digits than its factorization.

53640154004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333335 (or 333333 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 53640154004 its reverse (40045104635), we get a palindrome (93685258639).

The spelling of 53640154004 in words is "fifty-three billion, six hundred forty million, one hundred fifty-four thousand, four".