3749666402258 has 32 divisors (see below), whose sum is σ = 6637010918400. Its totient is φ = 1554772927680.

The previous prime is 3749666402221. The next prime is 3749666402323. The reversal of 3749666402258 is 8522046669473.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3749666402258.

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, 665168 + ... + 2818116.

It is an arithmetic number, because the mean of its divisors is an integer number (207406591200).

Almost surely, 2^{3749666402258} is an apocalyptic number.

3749666402258 is a deficient number, since it is larger than the sum of its proper divisors (2887344516142).

3749666402258 is a wasteful number, since it uses less digits than its factorization.

3749666402258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2157002.

The product of its (nonzero) digits is 104509440, while the sum is 62.

The spelling of 3749666402258 in words is "three trillion, seven hundred forty-nine billion, six hundred sixty-six million, four hundred two thousand, two hundred fifty-eight".