40929175547890 has 32 divisors (see below), whose sum is σ = 84209261160960. Its totient is φ = 14030843515584.

The previous prime is 40929175547849. The next prime is 40929175547891. The reversal of 40929175547890 is 9874557192904.

It is a super-2 number, since 2×40929175547890² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is not an unprimeable number, because it can be changed into a prime (40929175547891) 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, 41523397 + ... + 42497656.

It is an arithmetic number, because the mean of its divisors is an integer number (2631539411280).

Almost surely, 2^{40929175547890} is an apocalyptic number.

40929175547890 is an abundant number, since it is smaller than the sum of its proper divisors (43280085613070).

40929175547890 is a wasteful number, since it uses less digits than its factorization.

40929175547890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84028026.

The product of its (nonzero) digits is 228614400, while the sum is 70.

The spelling of 40929175547890 in words is "forty trillion, nine hundred twenty-nine billion, one hundred seventy-five million, five hundred forty-seven thousand, eight hundred ninety".