40302131302 has 16 divisors (see below), whose sum is σ = 64046510352. Its totient is φ = 18954673920.

The previous prime is 40302131279. The next prime is 40302131321. The reversal of 40302131302 is 20313120304.

It is a self number, because there is not a number n which added to its sum of digits gives 40302131302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285399 + ... + 402562.

It is an arithmetic number, because the mean of its divisors is an integer number (4002906897).

Almost surely, 2^40302131302 is an apocalyptic number.

40302131302 is a deficient number, since it is larger than the sum of its proper divisors (23744379050).

40302131302 is a wasteful number, since it uses less digits than its factorization.

40302131302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689703.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 40302131302 its reverse (20313120304), we get a palindrome (60615251606).

The spelling of 40302131302 in words is "forty billion, three hundred two million, one hundred thirty-one thousand, three hundred two".