1400247650477 has 8 divisors (see below), whose sum is σ = 1519832702976. Its totient is φ = 1282358840112.

The previous prime is 1400247650443. The next prime is 1400247650509. The reversal of 1400247650477 is 7740567420041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1400247650477 - 2⁴⁰ = 300736022701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400247650407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424058813 + ... + 424062114.

It is an arithmetic number, because the mean of its divisors is an integer number (189979087872).

Almost surely, 2^{1400247650477} is an apocalyptic number.

It is an amenable number.

1400247650477 is a deficient number, since it is larger than the sum of its proper divisors (119585052499).

1400247650477 is a wasteful number, since it uses less digits than its factorization.

1400247650477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848121067.

The product of its (nonzero) digits is 1317120, while the sum is 47.

The spelling of 1400247650477 in words is "one trillion, four hundred billion, two hundred forty-seven million, six hundred fifty thousand, four hundred seventy-seven".