3478155832490 has 32 divisors (see below), whose sum is σ = 6533029385856. Its totient is φ = 1330743050560.

The previous prime is 3478155832469. The next prime is 3478155832499. The reversal of 3478155832490 is 942385518743.

3478155832490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3478155832499) 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, 12142964 + ... + 12426096.

It is an arithmetic number, because the mean of its divisors is an integer number (204157168308).

Almost surely, 2^{3478155832490} is an apocalyptic number.

3478155832490 is a deficient number, since it is larger than the sum of its proper divisors (3054873553366).

3478155832490 is a wasteful number, since it uses less digits than its factorization.

3478155832490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336574.

The product of its (nonzero) digits is 29030400, while the sum is 59.

The spelling of 3478155832490 in words is "three trillion, four hundred seventy-eight billion, one hundred fifty-five million, eight hundred thirty-two thousand, four hundred ninety".