40045154415 has 16 divisors (see below), whose sum is σ = 73225425408. Its totient is φ = 18306356256.

The previous prime is 40045154411. The next prime is 40045154419. The reversal of 40045154415 is 51445154004.

It is an interprime number because it is at equal distance from previous prime (40045154411) and next prime (40045154419).

It is not a de Polignac number, because 40045154415 - 2² = 40045154411 is a prime.

It is a super-2 number, since 2×40045154415² (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 (40045154411) 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, 190691107 + ... + 190691316.

It is an arithmetic number, because the mean of its divisors is an integer number (4576589088).

Almost surely, 2^40045154415 is an apocalyptic number.

40045154415 is a deficient number, since it is larger than the sum of its proper divisors (33180270993).

40045154415 is a wasteful number, since it uses less digits than its factorization.

40045154415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381382438.

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 40045154415 in words is "forty billion, forty-five million, one hundred fifty-four thousand, four hundred fifteen".