40401124511340 has 96 divisors (see below), whose sum is σ = 113295093166080. Its totient is φ = 10757267539200.

The previous prime is 40401124511309. The next prime is 40401124511347. The reversal of 40401124511340 is 4311542110404.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 40401124511298 and 40401124511307.

It is not an unprimeable number, because it can be changed into a prime (40401124511347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130428045 + ... + 130737435.

It is an arithmetic number, because the mean of its divisors is an integer number (1180157220480).

Almost surely, 2^{40401124511340} is an apocalyptic number.

It is an amenable number.

40401124511340 is an abundant number, since it is smaller than the sum of its proper divisors (72893968654740).

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

40401124511340 is a wasteful number, since it uses less digits than its factorization.

40401124511340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312703 (or 312701 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 40401124511340 its reverse (4311542110404), we get a palindrome (44712666621744).

The spelling of 40401124511340 in words is "forty trillion, four hundred one billion, one hundred twenty-four million, five hundred eleven thousand, three hundred forty".