1634211772104 has 64 divisors (see below), whose sum is σ = 4103950602240. Its totient is φ = 542286388800.

The previous prime is 1634211772099. The next prime is 1634211772177. The reversal of 1634211772104 is 4012771124361.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4794129 + ... + 5123679.

It is an arithmetic number, because the mean of its divisors is an integer number (64124228160).

Almost surely, 2^{1634211772104} is an apocalyptic number.

It is an amenable number.

1634211772104 is an abundant number, since it is smaller than the sum of its proper divisors (2469738830136).

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

1634211772104 is a wasteful number, since it uses less digits than its factorization.

1634211772104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330490 (or 330486 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

Adding to 1634211772104 its reverse (4012771124361), we get a palindrome (5646982896465).

The spelling of 1634211772104 in words is "one trillion, six hundred thirty-four billion, two hundred eleven million, seven hundred seventy-two thousand, one hundred four".