621534462014 has 16 divisors (see below), whose sum is σ = 981520904400. Its totient is φ = 294365850624.

The previous prime is 621534461969. The next prime is 621534462037. The reversal of 621534462014 is 410264435126.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004477 + ... + 1500680.

It is an arithmetic number, because the mean of its divisors is an integer number (61345056525).

Almost surely, 2^621534462014 is an apocalyptic number.

621534462014 is a deficient number, since it is larger than the sum of its proper divisors (359986442386).

621534462014 is a wasteful number, since it uses less digits than its factorization.

621534462014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511707.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 621534462014 in words is "six hundred twenty-one billion, five hundred thirty-four million, four hundred sixty-two thousand, fourteen".