40629143464 has 32 divisors (see below), whose sum is σ = 93759563520. Its totient is φ = 16073067456.

The previous prime is 40629143437. The next prime is 40629143491. The reversal of 40629143464 is 46434192604.

It is an interprime number because it is at equal distance from previous prime (40629143437) and next prime (40629143491).

It is a self number, because there is not a number n which added to its sum of digits gives 40629143464.

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, 27903904 + ... + 27905359.

It is an arithmetic number, because the mean of its divisors is an integer number (2929986360).

Almost surely, 2^40629143464 is an apocalyptic number.

It is an amenable number.

40629143464 is an abundant number, since it is smaller than the sum of its proper divisors (53130420056).

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

40629143464 is a wasteful number, since it uses less digits than its factorization.

40629143464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55809289 (or 55809285 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 40629143464 in words is "forty billion, six hundred twenty-nine million, one hundred forty-three thousand, four hundred sixty-four".